1991209500

素因数分解:

$2^2\times 3^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1163

約数の個数: 384

約数和(自身を含む): 7757568000

約数和(自身を除く): 5766358500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 27, 28, 30, 35, 36, 38, 42, 45, 50, 54, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 108, 114, 125, 126, 133, 135, 140, 150, 171, 175, 180, 189, 190, 210, 225, 228, 250, 252, 266, 270, 285, 300, 315, 342, 350, 375, 378, 380, 399, 420, 450, 475, 500, 513, 525, 532, 540, 570, 630, 665, 675, 684, 700, 750, 756, 798, 855, 875, 900, 945, 950, 1026, 1050, 1109, 1125, 1140, 1197, 1260, 1330, 1350, 1425, 1500, 1575, 1596, 1710, 1750, 1890, 1900, 1995, 2052, 2100, 2218, 2250, 2375, 2394, 2565, 2625, 2660, 2700, 2850, 3150, 3325, 3327, 3375, 3420, 3500, 3591, 3780, 3990, 4275, 4436, 4500, 4725, 4750, 4788, 5130, 5250, 5545, 5700, 5985, 6300, 6650, 6654, 6750, 7125, 7182, 7763, 7875, 7980, 8550, 9450, 9500, 9975, 9981, 10260, 10500, 11090, 11970, 12825, 13300, 13308, 13500, 14250, 14364, 15526, 15750, 16625, 16635, 17100, 17955, 18900, 19950, 19962, 21071, 21375, 22180, 23289, 23625, 23940, 25650, 27725, 28500, 29925, 29943, 31052, 31500, 33250, 33270, 35910, 38815, 39900, 39924, 42142, 42750, 46578, 47250, 49875, 49905, 51300, 55450, 59850, 59886, 63213, 64125, 66500, 66540, 69867, 71820, 77630, 83175, 84284, 85500, 89775, 93156, 94500, 99750, 99810, 105355, 110900, 116445, 119700, 119772, 126426, 128250, 138625, 139734, 147497, 149625, 149715, 155260, 166350, 179550, 189639, 194075, 199500, 199620, 209601, 210710, 232890, 249525, 252852, 256500, 277250, 279468, 294994, 299250, 299430, 316065, 332700, 349335, 359100, 379278, 388150, 415875, 419202, 421420, 442491, 448875, 465780, 499050, 526775, 554500, 568917, 582225, 589988, 598500, 598860, 632130, 698670, 737485, 748575, 758556, 776300, 831750, 838404, 884982, 897750, 948195, 970375, 998100, 1048005, 1053550, 1137834, 1164450, 1247625, 1264260, 1327473, 1397340, 1474970, 1497150, 1580325, 1663500, 1746675, 1769964, 1795500, 1896390, 1940750, 2096010, 2107100, 2212455, 2275668, 2328900, 2495250, 2633875, 2654946, 2844585, 2911125, 2949940, 2994300, 3160650, 3493350, 3687425, 3742875, 3792780, 3881500, 3982419, 4192020, 4424910, 4740975, 4990500, 5240025, 5267750, 5309892, 5689170, 5822250, 6321300, 6637365, 6986700, 7374850, 7485750, 7901625, 7964838, 8733375, 8849820, 9481950, 10480050, 10535500, 11062275, 11378340, 11644500, 13274730, 14222925, 14749700, 14971500, 15803250, 15929676, 17466750, 18437125, 18963900, 19912095, 20960100, 22124550, 23704875, 26200125, 26549460, 28445850, 31606500, 33186825, 34933500, 36874250, 39824190, 44249100, 47409750, 52400250, 55311375, 56891700, 66373650, 71114625, 73748500, 79648380, 94819500, 99560475, 104800500, 110622750, 132747300, 142229250, 165934125, 199120950, 221245500, 284458500, 331868250, 398241900, 497802375, 663736500, 995604750, 1991209500]

約数ペア:

[(1, 1991209500), (2, 995604750), (3, 663736500), (4, 497802375), (5, 398241900), (6, 331868250), (7, 284458500), (9, 221245500), (10, 199120950), (12, 165934125), (14, 142229250), (15, 132747300), (18, 110622750), (19, 104800500), (20, 99560475), (21, 94819500), (25, 79648380), (27, 73748500), (28, 71114625), (30, 66373650), (35, 56891700), (36, 55311375), (38, 52400250), (42, 47409750), (45, 44249100), (50, 39824190), (54, 36874250), (57, 34933500), (60, 33186825), (63, 31606500), (70, 28445850), (75, 26549460), (76, 26200125), (84, 23704875), (90, 22124550), (95, 20960100), (100, 19912095), (105, 18963900), (108, 18437125), (114, 17466750), (125, 15929676), (126, 15803250), (133, 14971500), (135, 14749700), (140, 14222925), (150, 13274730), (171, 11644500), (175, 11378340), (180, 11062275), (189, 10535500), (190, 10480050), (210, 9481950), (225, 8849820), (228, 8733375), (250, 7964838), (252, 7901625), (266, 7485750), (270, 7374850), (285, 6986700), (300, 6637365), (315, 6321300), (342, 5822250), (350, 5689170), (375, 5309892), (378, 5267750), (380, 5240025), (399, 4990500), (420, 4740975), (450, 4424910), (475, 4192020), (500, 3982419), (513, 3881500), (525, 3792780), (532, 3742875), (540, 3687425), (570, 3493350), (630, 3160650), (665, 2994300), (675, 2949940), (684, 2911125), (700, 2844585), (750, 2654946), (756, 2633875), (798, 2495250), (855, 2328900), (875, 2275668), (900, 2212455), (945, 2107100), (950, 2096010), (1026, 1940750), (1050, 1896390), (1109, 1795500), (1125, 1769964), (1140, 1746675), (1197, 1663500), (1260, 1580325), (1330, 1497150), (1350, 1474970), (1425, 1397340), (1500, 1327473), (1575, 1264260), (1596, 1247625), (1710, 1164450), (1750, 1137834), (1890, 1053550), (1900, 1048005), (1995, 998100), (2052, 970375), (2100, 948195), (2218, 897750), (2250, 884982), (2375, 838404), (2394, 831750), (2565, 776300), (2625, 758556), (2660, 748575), (2700, 737485), (2850, 698670), (3150, 632130), (3325, 598860), (3327, 598500), (3375, 589988), (3420, 582225), (3500, 568917), (3591, 554500), (3780, 526775), (3990, 499050), (4275, 465780), (4436, 448875), (4500, 442491), (4725, 421420), (4750, 419202), (4788, 415875), (5130, 388150), (5250, 379278), (5545, 359100), (5700, 349335), (5985, 332700), (6300, 316065), (6650, 299430), (6654, 299250), (6750, 294994), (7125, 279468), (7182, 277250), (7763, 256500), (7875, 252852), (7980, 249525), (8550, 232890), (9450, 210710), (9500, 209601), (9975, 199620), (9981, 199500), (10260, 194075), (10500, 189639), (11090, 179550), (11970, 166350), (12825, 155260), (13300, 149715), (13308, 149625), (13500, 147497), (14250, 139734), (14364, 138625), (15526, 128250), (15750, 126426), (16625, 119772), (16635, 119700), (17100, 116445), (17955, 110900), (18900, 105355), (19950, 99810), (19962, 99750), (21071, 94500), (21375, 93156), (22180, 89775), (23289, 85500), (23625, 84284), (23940, 83175), (25650, 77630), (27725, 71820), (28500, 69867), (29925, 66540), (29943, 66500), (31052, 64125), (31500, 63213), (33250, 59886), (33270, 59850), (35910, 55450), (38815, 51300), (39900, 49905), (39924, 49875), (42142, 47250), (42750, 46578)]