65180280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^2$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 218189160

約数和(自身を除く): 153008880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 67, 88, 110, 120, 121, 132, 134, 165, 201, 220, 242, 264, 268, 330, 335, 363, 402, 440, 484, 536, 605, 660, 670, 726, 737, 804, 968, 1005, 1210, 1320, 1340, 1452, 1474, 1608, 1815, 2010, 2211, 2420, 2680, 2904, 2948, 3630, 3685, 4020, 4422, 4489, 4840, 5896, 7260, 7370, 8040, 8107, 8844, 8978, 11055, 13467, 14520, 14740, 16214, 17688, 17956, 22110, 22445, 24321, 26934, 29480, 32428, 35912, 40535, 44220, 44890, 48642, 49379, 53868, 64856, 67335, 81070, 88440, 89780, 97284, 98758, 107736, 121605, 134670, 148137, 162140, 179560, 194568, 197516, 243210, 246895, 269340, 296274, 324280, 395032, 486420, 493790, 538680, 543169, 592548, 740685, 972840, 987580, 1086338, 1185096, 1481370, 1629507, 1975160, 2172676, 2715845, 2962740, 3259014, 4345352, 5431690, 5925480, 6518028, 8147535, 10863380, 13036056, 16295070, 21726760, 32590140, 65180280]

約数ペア:

[(1, 65180280), (2, 32590140), (3, 21726760), (4, 16295070), (5, 13036056), (6, 10863380), (8, 8147535), (10, 6518028), (11, 5925480), (12, 5431690), (15, 4345352), (20, 3259014), (22, 2962740), (24, 2715845), (30, 2172676), (33, 1975160), (40, 1629507), (44, 1481370), (55, 1185096), (60, 1086338), (66, 987580), (67, 972840), (88, 740685), (110, 592548), (120, 543169), (121, 538680), (132, 493790), (134, 486420), (165, 395032), (201, 324280), (220, 296274), (242, 269340), (264, 246895), (268, 243210), (330, 197516), (335, 194568), (363, 179560), (402, 162140), (440, 148137), (484, 134670), (536, 121605), (605, 107736), (660, 98758), (670, 97284), (726, 89780), (737, 88440), (804, 81070), (968, 67335), (1005, 64856), (1210, 53868), (1320, 49379), (1340, 48642), (1452, 44890), (1474, 44220), (1608, 40535), (1815, 35912), (2010, 32428), (2211, 29480), (2420, 26934), (2680, 24321), (2904, 22445), (2948, 22110), (3630, 17956), (3685, 17688), (4020, 16214), (4422, 14740), (4489, 14520), (4840, 13467), (5896, 11055), (7260, 8978), (7370, 8844), (8040, 8107)]