81806308920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1411427}}^1$

素因数の和:1411474

約数の個数: 192

約数和(自身を含む): 317063185920

約数和(自身を除く): 235256877000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1260, 1288, 1380, 1449, 1610, 1656, 1932, 2070, 2415, 2520, 2760, 2898, 3220, 3864, 4140, 4830, 5796, 6440, 7245, 8280, 9660, 11592, 14490, 19320, 28980, 57960, 1411427, 2822854, 4234281, 5645708, 7057135, 8468562, 9879989, 11291416, 12702843, 14114270, 16937124, 19759978, 21171405, 25405686, 28228540, 29639967, 32462821, 33874248, 39519956, 42342810, 49399945, 50811372, 56457080, 59279934, 63514215, 64925642, 79039912, 84685620, 88919901, 97388463, 98799890, 101622744, 118559868, 127028430, 129851284, 148199835, 162314105, 169371240, 177839802, 194776926, 197599780, 227239747, 237119736, 254056860, 259702568, 292165389, 296399670, 324628210, 355679604, 389553852, 395199560, 444599505, 454479494, 486942315, 508113720, 584330778, 592799340, 649256420, 681719241, 711359208, 779107704, 889199010, 908958988, 973884630, 1136198735, 1168661556, 1185598680, 1298512840, 1363438482, 1460826945, 1778398020, 1817917976, 1947769260, 2045157723, 2272397470, 2337323112, 2726876964, 2921653890, 3408596205, 3556796040, 3895538520, 4090315446, 4544794940, 5453753928, 5843307780, 6817192410, 8180630892, 9089589880, 10225788615, 11686615560, 13634384820, 16361261784, 20451577230, 27268769640, 40903154460, 81806308920]

約数ペア:

[(1, 81806308920), (2, 40903154460), (3, 27268769640), (4, 20451577230), (5, 16361261784), (6, 13634384820), (7, 11686615560), (8, 10225788615), (9, 9089589880), (10, 8180630892), (12, 6817192410), (14, 5843307780), (15, 5453753928), (18, 4544794940), (20, 4090315446), (21, 3895538520), (23, 3556796040), (24, 3408596205), (28, 2921653890), (30, 2726876964), (35, 2337323112), (36, 2272397470), (40, 2045157723), (42, 1947769260), (45, 1817917976), (46, 1778398020), (56, 1460826945), (60, 1363438482), (63, 1298512840), (69, 1185598680), (70, 1168661556), (72, 1136198735), (84, 973884630), (90, 908958988), (92, 889199010), (105, 779107704), (115, 711359208), (120, 681719241), (126, 649256420), (138, 592799340), (140, 584330778), (161, 508113720), (168, 486942315), (180, 454479494), (184, 444599505), (207, 395199560), (210, 389553852), (230, 355679604), (252, 324628210), (276, 296399670), (280, 292165389), (315, 259702568), (322, 254056860), (345, 237119736), (360, 227239747), (414, 197599780), (420, 194776926), (460, 177839802), (483, 169371240), (504, 162314105), (552, 148199835), (630, 129851284), (644, 127028430), (690, 118559868), (805, 101622744), (828, 98799890), (840, 97388463), (920, 88919901), (966, 84685620), (1035, 79039912), (1260, 64925642), (1288, 63514215), (1380, 59279934), (1449, 56457080), (1610, 50811372), (1656, 49399945), (1932, 42342810), (2070, 39519956), (2415, 33874248), (2520, 32462821), (2760, 29639967), (2898, 28228540), (3220, 25405686), (3864, 21171405), (4140, 19759978), (4830, 16937124), (5796, 14114270), (6440, 12702843), (7245, 11291416), (8280, 9879989), (9660, 8468562), (11592, 7057135), (14490, 5645708), (19320, 4234281), (28980, 2822854), (57960, 1411427)]