71974980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:616

約数の個数: 240

約数和(自身を含む): 281990016

約数和(自身を除く): 210015036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 81, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 162, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 324, 330, 378, 385, 396, 405, 420, 462, 495, 540, 567, 577, 594, 630, 660, 693, 756, 770, 810, 891, 924, 945, 990, 1134, 1154, 1155, 1188, 1260, 1386, 1485, 1540, 1620, 1731, 1782, 1890, 1980, 2079, 2268, 2308, 2310, 2772, 2835, 2885, 2970, 3462, 3465, 3564, 3780, 4039, 4158, 4455, 4620, 5193, 5670, 5770, 5940, 6237, 6347, 6924, 6930, 8078, 8316, 8655, 8910, 10386, 10395, 11340, 11540, 12117, 12474, 12694, 13860, 15579, 16156, 17310, 17820, 19041, 20195, 20772, 20790, 24234, 24948, 25388, 25965, 31158, 31185, 31735, 34620, 36351, 38082, 40390, 41580, 44429, 46737, 48468, 51930, 57123, 60585, 62316, 62370, 63470, 72702, 76164, 77895, 80780, 88858, 93474, 95205, 103860, 109053, 114246, 121170, 124740, 126940, 133287, 145404, 155790, 171369, 177716, 181755, 186948, 190410, 218106, 222145, 228492, 233685, 242340, 266574, 285615, 311580, 327159, 342738, 363510, 380820, 399861, 436212, 444290, 467370, 514107, 533148, 545265, 571230, 654318, 666435, 685476, 727020, 799722, 856845, 888580, 934740, 1028214, 1090530, 1142460, 1199583, 1308636, 1332870, 1599444, 1635795, 1713690, 1999305, 2056428, 2181060, 2399166, 2570535, 2665740, 3271590, 3427380, 3598749, 3998610, 4798332, 5141070, 5997915, 6543180, 7197498, 7997220, 10282140, 11995830, 14394996, 17993745, 23991660, 35987490, 71974980]

約数ペア:

[(1, 71974980), (2, 35987490), (3, 23991660), (4, 17993745), (5, 14394996), (6, 11995830), (7, 10282140), (9, 7997220), (10, 7197498), (11, 6543180), (12, 5997915), (14, 5141070), (15, 4798332), (18, 3998610), (20, 3598749), (21, 3427380), (22, 3271590), (27, 2665740), (28, 2570535), (30, 2399166), (33, 2181060), (35, 2056428), (36, 1999305), (42, 1713690), (44, 1635795), (45, 1599444), (54, 1332870), (55, 1308636), (60, 1199583), (63, 1142460), (66, 1090530), (70, 1028214), (77, 934740), (81, 888580), (84, 856845), (90, 799722), (99, 727020), (105, 685476), (108, 666435), (110, 654318), (126, 571230), (132, 545265), (135, 533148), (140, 514107), (154, 467370), (162, 444290), (165, 436212), (180, 399861), (189, 380820), (198, 363510), (210, 342738), (220, 327159), (231, 311580), (252, 285615), (270, 266574), (297, 242340), (308, 233685), (315, 228492), (324, 222145), (330, 218106), (378, 190410), (385, 186948), (396, 181755), (405, 177716), (420, 171369), (462, 155790), (495, 145404), (540, 133287), (567, 126940), (577, 124740), (594, 121170), (630, 114246), (660, 109053), (693, 103860), (756, 95205), (770, 93474), (810, 88858), (891, 80780), (924, 77895), (945, 76164), (990, 72702), (1134, 63470), (1154, 62370), (1155, 62316), (1188, 60585), (1260, 57123), (1386, 51930), (1485, 48468), (1540, 46737), (1620, 44429), (1731, 41580), (1782, 40390), (1890, 38082), (1980, 36351), (2079, 34620), (2268, 31735), (2308, 31185), (2310, 31158), (2772, 25965), (2835, 25388), (2885, 24948), (2970, 24234), (3462, 20790), (3465, 20772), (3564, 20195), (3780, 19041), (4039, 17820), (4158, 17310), (4455, 16156), (4620, 15579), (5193, 13860), (5670, 12694), (5770, 12474), (5940, 12117), (6237, 11540), (6347, 11340), (6924, 10395), (6930, 10386), (8078, 8910), (8316, 8655)]