1221366900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10799}}^1$

素因数の和:10858

約数の個数: 144

約数和(自身を含む): 3937248000

約数和(自身を除く): 2715881100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 29, 30, 39, 50, 52, 58, 60, 65, 75, 78, 87, 100, 116, 130, 145, 150, 156, 174, 195, 260, 290, 300, 325, 348, 377, 390, 435, 580, 650, 725, 754, 780, 870, 975, 1131, 1300, 1450, 1508, 1740, 1885, 1950, 2175, 2262, 2900, 3770, 3900, 4350, 4524, 5655, 7540, 8700, 9425, 10799, 11310, 18850, 21598, 22620, 28275, 32397, 37700, 43196, 53995, 56550, 64794, 107990, 113100, 129588, 140387, 161985, 215980, 269975, 280774, 313171, 323970, 421161, 539950, 561548, 626342, 647940, 701935, 809925, 842322, 939513, 1079900, 1252684, 1403870, 1565855, 1619850, 1684644, 1879026, 2105805, 2807740, 3131710, 3239700, 3509675, 3758052, 4071223, 4211610, 4697565, 6263420, 7019350, 7829275, 8142446, 8423220, 9395130, 10529025, 12213669, 14038700, 15658550, 16284892, 18790260, 20356115, 21058050, 23487825, 24427338, 31317100, 40712230, 42116100, 46975650, 48854676, 61068345, 81424460, 93951300, 101780575, 122136690, 203561150, 244273380, 305341725, 407122300, 610683450, 1221366900]

約数ペア:

[(1, 1221366900), (2, 610683450), (3, 407122300), (4, 305341725), (5, 244273380), (6, 203561150), (10, 122136690), (12, 101780575), (13, 93951300), (15, 81424460), (20, 61068345), (25, 48854676), (26, 46975650), (29, 42116100), (30, 40712230), (39, 31317100), (50, 24427338), (52, 23487825), (58, 21058050), (60, 20356115), (65, 18790260), (75, 16284892), (78, 15658550), (87, 14038700), (100, 12213669), (116, 10529025), (130, 9395130), (145, 8423220), (150, 8142446), (156, 7829275), (174, 7019350), (195, 6263420), (260, 4697565), (290, 4211610), (300, 4071223), (325, 3758052), (348, 3509675), (377, 3239700), (390, 3131710), (435, 2807740), (580, 2105805), (650, 1879026), (725, 1684644), (754, 1619850), (780, 1565855), (870, 1403870), (975, 1252684), (1131, 1079900), (1300, 939513), (1450, 842322), (1508, 809925), (1740, 701935), (1885, 647940), (1950, 626342), (2175, 561548), (2262, 539950), (2900, 421161), (3770, 323970), (3900, 313171), (4350, 280774), (4524, 269975), (5655, 215980), (7540, 161985), (8700, 140387), (9425, 129588), (10799, 113100), (11310, 107990), (18850, 64794), (21598, 56550), (22620, 53995), (28275, 43196), (32397, 37700)]