219553740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1066

約数の個数: 240

約数和(自身を含む): 829382400

約数和(自身を除く): 609828660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1019, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2038, 2052, 2268, 2394, 2565, 2660, 2835, 3057, 3078, 3420, 3591, 3780, 3990, 4076, 4788, 5095, 5130, 5670, 5985, 6114, 6156, 7133, 7182, 7695, 7980, 9171, 10190, 10260, 10773, 11340, 11970, 12228, 14266, 14364, 15285, 15390, 17955, 18342, 19361, 20380, 21399, 21546, 23940, 27513, 28532, 30570, 30780, 35665, 35910, 36684, 38722, 42798, 43092, 45855, 53865, 55026, 58083, 61140, 64197, 71330, 71820, 77444, 82539, 85596, 91710, 96805, 106995, 107730, 110052, 116166, 128394, 135527, 137565, 142660, 165078, 174249, 183420, 192591, 193610, 213990, 215460, 232332, 256788, 271054, 275130, 290415, 320985, 330156, 348498, 385182, 387220, 406581, 412695, 427980, 522747, 542108, 550260, 577773, 580830, 641970, 677635, 696996, 770364, 813162, 825390, 871245, 962955, 1045494, 1155546, 1161660, 1219743, 1283940, 1355270, 1568241, 1626324, 1650780, 1742490, 1925910, 2032905, 2090988, 2311092, 2439486, 2613735, 2710540, 2888865, 3136482, 3484980, 3659229, 3851820, 4065810, 4878972, 5227470, 5777730, 6098715, 6272964, 7318458, 7841205, 8131620, 10454940, 10977687, 11555460, 12197430, 14636916, 15682410, 18296145, 21955374, 24394860, 31364820, 36592290, 43910748, 54888435, 73184580, 109776870, 219553740]

約数ペア:

[(1, 219553740), (2, 109776870), (3, 73184580), (4, 54888435), (5, 43910748), (6, 36592290), (7, 31364820), (9, 24394860), (10, 21955374), (12, 18296145), (14, 15682410), (15, 14636916), (18, 12197430), (19, 11555460), (20, 10977687), (21, 10454940), (27, 8131620), (28, 7841205), (30, 7318458), (35, 6272964), (36, 6098715), (38, 5777730), (42, 5227470), (45, 4878972), (54, 4065810), (57, 3851820), (60, 3659229), (63, 3484980), (70, 3136482), (76, 2888865), (81, 2710540), (84, 2613735), (90, 2439486), (95, 2311092), (105, 2090988), (108, 2032905), (114, 1925910), (126, 1742490), (133, 1650780), (135, 1626324), (140, 1568241), (162, 1355270), (171, 1283940), (180, 1219743), (189, 1161660), (190, 1155546), (210, 1045494), (228, 962955), (252, 871245), (266, 825390), (270, 813162), (285, 770364), (315, 696996), (324, 677635), (342, 641970), (378, 580830), (380, 577773), (399, 550260), (405, 542108), (420, 522747), (513, 427980), (532, 412695), (540, 406581), (567, 387220), (570, 385182), (630, 348498), (665, 330156), (684, 320985), (756, 290415), (798, 275130), (810, 271054), (855, 256788), (945, 232332), (1019, 215460), (1026, 213990), (1134, 193610), (1140, 192591), (1197, 183420), (1260, 174249), (1330, 165078), (1539, 142660), (1596, 137565), (1620, 135527), (1710, 128394), (1890, 116166), (1995, 110052), (2038, 107730), (2052, 106995), (2268, 96805), (2394, 91710), (2565, 85596), (2660, 82539), (2835, 77444), (3057, 71820), (3078, 71330), (3420, 64197), (3591, 61140), (3780, 58083), (3990, 55026), (4076, 53865), (4788, 45855), (5095, 43092), (5130, 42798), (5670, 38722), (5985, 36684), (6114, 35910), (6156, 35665), (7133, 30780), (7182, 30570), (7695, 28532), (7980, 27513), (9171, 23940), (10190, 21546), (10260, 21399), (10773, 20380), (11340, 19361), (11970, 18342), (12228, 17955), (14266, 15390), (14364, 15285)]