71221260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^2$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 228436992

約数和(自身を除く): 157215732

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 59, 60, 62, 66, 93, 110, 118, 124, 132, 155, 165, 177, 186, 220, 236, 295, 310, 330, 341, 354, 372, 465, 590, 620, 649, 660, 682, 708, 885, 930, 1023, 1180, 1298, 1364, 1705, 1770, 1829, 1860, 1947, 2046, 2596, 3245, 3410, 3481, 3540, 3658, 3894, 4092, 5115, 5487, 6490, 6820, 6962, 7316, 7788, 9145, 9735, 10230, 10443, 10974, 12980, 13924, 17405, 18290, 19470, 20119, 20460, 20886, 21948, 27435, 34810, 36580, 38291, 38940, 40238, 41772, 52215, 54870, 60357, 69620, 76582, 80476, 100595, 104430, 107911, 109740, 114873, 120714, 153164, 191455, 201190, 208860, 215822, 229746, 241428, 301785, 323733, 382910, 402380, 431644, 459492, 539555, 574365, 603570, 647466, 765820, 1079110, 1148730, 1187021, 1207140, 1294932, 1618665, 2158220, 2297460, 2374042, 3237330, 3561063, 4748084, 5935105, 6474660, 7122126, 11870210, 14244252, 17805315, 23740420, 35610630, 71221260]

約数ペア:

[(1, 71221260), (2, 35610630), (3, 23740420), (4, 17805315), (5, 14244252), (6, 11870210), (10, 7122126), (11, 6474660), (12, 5935105), (15, 4748084), (20, 3561063), (22, 3237330), (30, 2374042), (31, 2297460), (33, 2158220), (44, 1618665), (55, 1294932), (59, 1207140), (60, 1187021), (62, 1148730), (66, 1079110), (93, 765820), (110, 647466), (118, 603570), (124, 574365), (132, 539555), (155, 459492), (165, 431644), (177, 402380), (186, 382910), (220, 323733), (236, 301785), (295, 241428), (310, 229746), (330, 215822), (341, 208860), (354, 201190), (372, 191455), (465, 153164), (590, 120714), (620, 114873), (649, 109740), (660, 107911), (682, 104430), (708, 100595), (885, 80476), (930, 76582), (1023, 69620), (1180, 60357), (1298, 54870), (1364, 52215), (1705, 41772), (1770, 40238), (1829, 38940), (1860, 38291), (1947, 36580), (2046, 34810), (2596, 27435), (3245, 21948), (3410, 20886), (3481, 20460), (3540, 20119), (3658, 19470), (3894, 18290), (4092, 17405), (5115, 13924), (5487, 12980), (6490, 10974), (6820, 10443), (6962, 10230), (7316, 9735), (7788, 9145)]