680922660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1426

約数の個数: 144

約数和(自身を含む): 2126791296

約数和(自身を除く): 1445868636

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 121, 132, 142, 165, 213, 220, 242, 284, 330, 355, 363, 426, 484, 605, 660, 710, 726, 781, 852, 1065, 1210, 1321, 1420, 1452, 1562, 1815, 2130, 2343, 2420, 2642, 3124, 3630, 3905, 3963, 4260, 4686, 5284, 6605, 7260, 7810, 7926, 8591, 9372, 11715, 13210, 14531, 15620, 15852, 17182, 19815, 23430, 25773, 26420, 29062, 34364, 39630, 42955, 43593, 46860, 51546, 58124, 72655, 79260, 85910, 87186, 93791, 103092, 128865, 145310, 159841, 171820, 174372, 187582, 217965, 257730, 281373, 290620, 319682, 375164, 435930, 468955, 479523, 515460, 562746, 639364, 799205, 871860, 937910, 959046, 1031701, 1125492, 1406865, 1598410, 1875820, 1918092, 2063402, 2397615, 2813730, 3095103, 3196820, 4126804, 4795230, 5158505, 5627460, 6190206, 9590460, 10317010, 11348711, 12380412, 15475515, 20634020, 22697422, 30951030, 34046133, 45394844, 56743555, 61902060, 68092266, 113487110, 136184532, 170230665, 226974220, 340461330, 680922660]

約数ペア:

[(1, 680922660), (2, 340461330), (3, 226974220), (4, 170230665), (5, 136184532), (6, 113487110), (10, 68092266), (11, 61902060), (12, 56743555), (15, 45394844), (20, 34046133), (22, 30951030), (30, 22697422), (33, 20634020), (44, 15475515), (55, 12380412), (60, 11348711), (66, 10317010), (71, 9590460), (110, 6190206), (121, 5627460), (132, 5158505), (142, 4795230), (165, 4126804), (213, 3196820), (220, 3095103), (242, 2813730), (284, 2397615), (330, 2063402), (355, 1918092), (363, 1875820), (426, 1598410), (484, 1406865), (605, 1125492), (660, 1031701), (710, 959046), (726, 937910), (781, 871860), (852, 799205), (1065, 639364), (1210, 562746), (1321, 515460), (1420, 479523), (1452, 468955), (1562, 435930), (1815, 375164), (2130, 319682), (2343, 290620), (2420, 281373), (2642, 257730), (3124, 217965), (3630, 187582), (3905, 174372), (3963, 171820), (4260, 159841), (4686, 145310), (5284, 128865), (6605, 103092), (7260, 93791), (7810, 87186), (7926, 85910), (8591, 79260), (9372, 72655), (11715, 58124), (13210, 51546), (14531, 46860), (15620, 43593), (15852, 42955), (17182, 39630), (19815, 34364), (23430, 29062), (25773, 26420)]