281228220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 384

約数和(自身を含む): 1106380800

約数和(自身を除く): 825152580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 59, 60, 63, 65, 70, 78, 84, 90, 91, 97, 105, 108, 117, 118, 126, 130, 135, 140, 156, 177, 180, 182, 189, 194, 195, 210, 234, 236, 252, 260, 270, 273, 291, 295, 315, 351, 354, 364, 378, 388, 390, 413, 420, 455, 468, 485, 531, 540, 546, 582, 585, 590, 630, 679, 702, 708, 756, 767, 780, 819, 826, 873, 885, 910, 945, 970, 1062, 1092, 1164, 1170, 1180, 1239, 1260, 1261, 1358, 1365, 1404, 1455, 1534, 1593, 1638, 1652, 1746, 1755, 1770, 1820, 1890, 1940, 2037, 2065, 2124, 2301, 2340, 2457, 2478, 2522, 2619, 2655, 2716, 2730, 2910, 3068, 3186, 3276, 3395, 3492, 3510, 3540, 3717, 3780, 3783, 3835, 4074, 4095, 4130, 4365, 4602, 4914, 4956, 5044, 5238, 5310, 5369, 5460, 5723, 5820, 6111, 6195, 6305, 6372, 6790, 6903, 7020, 7434, 7566, 7670, 7965, 8148, 8190, 8260, 8730, 8827, 9204, 9828, 10185, 10476, 10620, 10738, 11151, 11349, 11446, 11505, 12222, 12285, 12390, 12610, 13095, 13580, 13806, 14868, 15132, 15340, 15930, 16107, 16380, 17169, 17460, 17654, 18333, 18585, 18915, 20370, 20709, 21476, 22302, 22698, 22892, 23010, 24444, 24570, 24780, 25220, 26190, 26481, 26845, 27612, 28615, 30555, 31860, 32214, 34047, 34338, 34515, 35308, 36666, 37170, 37830, 40061, 40740, 41418, 44135, 44604, 45396, 46020, 48321, 49140, 51507, 52380, 52962, 53690, 55755, 56745, 57230, 61110, 64428, 68094, 68676, 69030, 73332, 74340, 74399, 75660, 79443, 80122, 80535, 82836, 85845, 88270, 91665, 96642, 103014, 103545, 105924, 107380, 111510, 113490, 114460, 120183, 122220, 132405, 136188, 138060, 144963, 148798, 154521, 158886, 160244, 161070, 170235, 171690, 176540, 183330, 193284, 200305, 206028, 207090, 223020, 223197, 226980, 238329, 240366, 241605, 257535, 264810, 289926, 297596, 309042, 317772, 322140, 340470, 343380, 360549, 366660, 371995, 397215, 400610, 414180, 446394, 476658, 480732, 483210, 515070, 520793, 529620, 579852, 600915, 618084, 669591, 680940, 721098, 724815, 743990, 772605, 794430, 801220, 892788, 953316, 966420, 1030140, 1041586, 1081647, 1115985, 1191645, 1201830, 1339182, 1442196, 1449630, 1487980, 1545210, 1562379, 1588860, 1802745, 2008773, 2083172, 2163294, 2231970, 2383290, 2403660, 2603965, 2678364, 2899260, 3090420, 3124758, 3347955, 3605490, 4017546, 4326588, 4463940, 4687137, 4766580, 5207930, 5408235, 6249516, 6695910, 7210980, 7811895, 8035092, 9374274, 10043865, 10415860, 10816470, 13391820, 14061411, 15623790, 18748548, 20087730, 21632940, 23435685, 28122822, 31247580, 40175460, 46871370, 56245644, 70307055, 93742740, 140614110, 281228220]

約数ペア:

[(1, 281228220), (2, 140614110), (3, 93742740), (4, 70307055), (5, 56245644), (6, 46871370), (7, 40175460), (9, 31247580), (10, 28122822), (12, 23435685), (13, 21632940), (14, 20087730), (15, 18748548), (18, 15623790), (20, 14061411), (21, 13391820), (26, 10816470), (27, 10415860), (28, 10043865), (30, 9374274), (35, 8035092), (36, 7811895), (39, 7210980), (42, 6695910), (45, 6249516), (52, 5408235), (54, 5207930), (59, 4766580), (60, 4687137), (63, 4463940), (65, 4326588), (70, 4017546), (78, 3605490), (84, 3347955), (90, 3124758), (91, 3090420), (97, 2899260), (105, 2678364), (108, 2603965), (117, 2403660), (118, 2383290), (126, 2231970), (130, 2163294), (135, 2083172), (140, 2008773), (156, 1802745), (177, 1588860), (180, 1562379), (182, 1545210), (189, 1487980), (194, 1449630), (195, 1442196), (210, 1339182), (234, 1201830), (236, 1191645), (252, 1115985), (260, 1081647), (270, 1041586), (273, 1030140), (291, 966420), (295, 953316), (315, 892788), (351, 801220), (354, 794430), (364, 772605), (378, 743990), (388, 724815), (390, 721098), (413, 680940), (420, 669591), (455, 618084), (468, 600915), (485, 579852), (531, 529620), (540, 520793), (546, 515070), (582, 483210), (585, 480732), (590, 476658), (630, 446394), (679, 414180), (702, 400610), (708, 397215), (756, 371995), (767, 366660), (780, 360549), (819, 343380), (826, 340470), (873, 322140), (885, 317772), (910, 309042), (945, 297596), (970, 289926), (1062, 264810), (1092, 257535), (1164, 241605), (1170, 240366), (1180, 238329), (1239, 226980), (1260, 223197), (1261, 223020), (1358, 207090), (1365, 206028), (1404, 200305), (1455, 193284), (1534, 183330), (1593, 176540), (1638, 171690), (1652, 170235), (1746, 161070), (1755, 160244), (1770, 158886), (1820, 154521), (1890, 148798), (1940, 144963), (2037, 138060), (2065, 136188), (2124, 132405), (2301, 122220), (2340, 120183), (2457, 114460), (2478, 113490), (2522, 111510), (2619, 107380), (2655, 105924), (2716, 103545), (2730, 103014), (2910, 96642), (3068, 91665), (3186, 88270), (3276, 85845), (3395, 82836), (3492, 80535), (3510, 80122), (3540, 79443), (3717, 75660), (3780, 74399), (3783, 74340), (3835, 73332), (4074, 69030), (4095, 68676), (4130, 68094), (4365, 64428), (4602, 61110), (4914, 57230), (4956, 56745), (5044, 55755), (5238, 53690), (5310, 52962), (5369, 52380), (5460, 51507), (5723, 49140), (5820, 48321), (6111, 46020), (6195, 45396), (6305, 44604), (6372, 44135), (6790, 41418), (6903, 40740), (7020, 40061), (7434, 37830), (7566, 37170), (7670, 36666), (7965, 35308), (8148, 34515), (8190, 34338), (8260, 34047), (8730, 32214), (8827, 31860), (9204, 30555), (9828, 28615), (10185, 27612), (10476, 26845), (10620, 26481), (10738, 26190), (11151, 25220), (11349, 24780), (11446, 24570), (11505, 24444), (12222, 23010), (12285, 22892), (12390, 22698), (12610, 22302), (13095, 21476), (13580, 20709), (13806, 20370), (14868, 18915), (15132, 18585), (15340, 18333), (15930, 17654), (16107, 17460), (16380, 17169)]