65481240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 151209960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 113, 120, 132, 165, 220, 226, 264, 330, 339, 439, 440, 452, 565, 660, 678, 878, 904, 1130, 1243, 1317, 1320, 1356, 1695, 1756, 2195, 2260, 2486, 2634, 2712, 3390, 3512, 3729, 4390, 4520, 4829, 4972, 5268, 6215, 6585, 6780, 7458, 8780, 9658, 9944, 10536, 12430, 13170, 13560, 14487, 14916, 17560, 18645, 19316, 24145, 24860, 26340, 28974, 29832, 37290, 38632, 48290, 49607, 49720, 52680, 57948, 72435, 74580, 96580, 99214, 115896, 144870, 148821, 149160, 193160, 198428, 248035, 289740, 297642, 396856, 496070, 545677, 579480, 595284, 744105, 992140, 1091354, 1190568, 1488210, 1637031, 1984280, 2182708, 2728385, 2976420, 3274062, 4365416, 5456770, 5952840, 6548124, 8185155, 10913540, 13096248, 16370310, 21827080, 32740620, 65481240]

約数ペア:

[(1, 65481240), (2, 32740620), (3, 21827080), (4, 16370310), (5, 13096248), (6, 10913540), (8, 8185155), (10, 6548124), (11, 5952840), (12, 5456770), (15, 4365416), (20, 3274062), (22, 2976420), (24, 2728385), (30, 2182708), (33, 1984280), (40, 1637031), (44, 1488210), (55, 1190568), (60, 1091354), (66, 992140), (88, 744105), (110, 595284), (113, 579480), (120, 545677), (132, 496070), (165, 396856), (220, 297642), (226, 289740), (264, 248035), (330, 198428), (339, 193160), (439, 149160), (440, 148821), (452, 144870), (565, 115896), (660, 99214), (678, 96580), (878, 74580), (904, 72435), (1130, 57948), (1243, 52680), (1317, 49720), (1320, 49607), (1356, 48290), (1695, 38632), (1756, 37290), (2195, 29832), (2260, 28974), (2486, 26340), (2634, 24860), (2712, 24145), (3390, 19316), (3512, 18645), (3729, 17560), (4390, 14916), (4520, 14487), (4829, 13560), (4972, 13170), (5268, 12430), (6215, 10536), (6585, 9944), (6780, 9658), (7458, 8780)]