791171460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2114

約数の個数: 144

約数和(自身を含む): 2513452032

約数和(自身を除く): 1722280572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 71, 90, 93, 124, 142, 155, 180, 186, 213, 279, 284, 310, 355, 372, 426, 465, 558, 620, 639, 710, 852, 930, 1065, 1116, 1278, 1395, 1420, 1860, 1997, 2130, 2201, 2556, 2790, 3195, 3994, 4260, 4402, 5580, 5991, 6390, 6603, 7988, 8804, 9985, 11005, 11982, 12780, 13206, 17973, 19809, 19970, 22010, 23964, 26412, 29955, 33015, 35946, 39618, 39940, 44020, 59910, 61907, 66030, 71892, 79236, 89865, 99045, 119820, 123814, 132060, 141787, 179730, 185721, 198090, 247628, 283574, 309535, 359460, 371442, 396180, 425361, 557163, 567148, 619070, 708935, 742884, 850722, 928605, 1114326, 1238140, 1276083, 1417870, 1701444, 1857210, 2126805, 2228652, 2552166, 2785815, 2835740, 3714420, 4253610, 4395397, 5104332, 5571630, 6380415, 8507220, 8790794, 11143260, 12760830, 13186191, 17581588, 21976985, 25521660, 26372382, 39558573, 43953970, 52744764, 65930955, 79117146, 87907940, 131861910, 158234292, 197792865, 263723820, 395585730, 791171460]

約数ペア:

[(1, 791171460), (2, 395585730), (3, 263723820), (4, 197792865), (5, 158234292), (6, 131861910), (9, 87907940), (10, 79117146), (12, 65930955), (15, 52744764), (18, 43953970), (20, 39558573), (30, 26372382), (31, 25521660), (36, 21976985), (45, 17581588), (60, 13186191), (62, 12760830), (71, 11143260), (90, 8790794), (93, 8507220), (124, 6380415), (142, 5571630), (155, 5104332), (180, 4395397), (186, 4253610), (213, 3714420), (279, 2835740), (284, 2785815), (310, 2552166), (355, 2228652), (372, 2126805), (426, 1857210), (465, 1701444), (558, 1417870), (620, 1276083), (639, 1238140), (710, 1114326), (852, 928605), (930, 850722), (1065, 742884), (1116, 708935), (1278, 619070), (1395, 567148), (1420, 557163), (1860, 425361), (1997, 396180), (2130, 371442), (2201, 359460), (2556, 309535), (2790, 283574), (3195, 247628), (3994, 198090), (4260, 185721), (4402, 179730), (5580, 141787), (5991, 132060), (6390, 123814), (6603, 119820), (7988, 99045), (8804, 89865), (9985, 79236), (11005, 71892), (11982, 66030), (12780, 61907), (13206, 59910), (17973, 44020), (19809, 39940), (19970, 39618), (22010, 35946), (23964, 33015), (26412, 29955)]