64773720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1487}}^1$

素因数の和:1526

約数の個数: 144

約数和(自身を含む): 231547680

約数和(自身を除く): 166773960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1487, 1815, 1980, 2178, 2420, 2904, 2974, 3630, 3960, 4356, 4461, 4840, 5445, 5948, 7260, 7435, 8712, 8922, 10890, 11896, 13383, 14520, 14870, 16357, 17844, 21780, 22305, 26766, 29740, 32714, 35688, 43560, 44610, 49071, 53532, 59480, 65428, 66915, 81785, 89220, 98142, 107064, 130856, 133830, 147213, 163570, 178440, 179927, 196284, 245355, 267660, 294426, 327140, 359854, 392568, 490710, 535320, 539781, 588852, 654280, 719708, 736065, 899635, 981420, 1079562, 1177704, 1439416, 1472130, 1619343, 1799270, 1962840, 2159124, 2698905, 2944260, 3238686, 3598540, 4318248, 5397810, 5888520, 6477372, 7197080, 8096715, 10795620, 12954744, 16193430, 21591240, 32386860, 64773720]

約数ペア:

[(1, 64773720), (2, 32386860), (3, 21591240), (4, 16193430), (5, 12954744), (6, 10795620), (8, 8096715), (9, 7197080), (10, 6477372), (11, 5888520), (12, 5397810), (15, 4318248), (18, 3598540), (20, 3238686), (22, 2944260), (24, 2698905), (30, 2159124), (33, 1962840), (36, 1799270), (40, 1619343), (44, 1472130), (45, 1439416), (55, 1177704), (60, 1079562), (66, 981420), (72, 899635), (88, 736065), (90, 719708), (99, 654280), (110, 588852), (120, 539781), (121, 535320), (132, 490710), (165, 392568), (180, 359854), (198, 327140), (220, 294426), (242, 267660), (264, 245355), (330, 196284), (360, 179927), (363, 178440), (396, 163570), (440, 147213), (484, 133830), (495, 130856), (605, 107064), (660, 98142), (726, 89220), (792, 81785), (968, 66915), (990, 65428), (1089, 59480), (1210, 53532), (1320, 49071), (1452, 44610), (1487, 43560), (1815, 35688), (1980, 32714), (2178, 29740), (2420, 26766), (2904, 22305), (2974, 21780), (3630, 17844), (3960, 16357), (4356, 14870), (4461, 14520), (4840, 13383), (5445, 11896), (5948, 10890), (7260, 8922), (7435, 8712)]