129425040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19973}}^1$

素因数の和:19998

約数の個数: 100

約数和(自身を含む): 449534844

約数和(自身を除く): 320109804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 19973, 39946, 59919, 79892, 99865, 119838, 159784, 179757, 199730, 239676, 299595, 319568, 359514, 399460, 479352, 539271, 599190, 719028, 798920, 898785, 958704, 1078542, 1198380, 1438056, 1597840, 1617813, 1797570, 2157084, 2396760, 2696355, 2876112, 3235626, 3595140, 4314168, 4793520, 5392710, 6471252, 7190280, 8089065, 8628336, 10785420, 12942504, 14380560, 16178130, 21570840, 25885008, 32356260, 43141680, 64712520, 129425040]

約数ペア:

[(1, 129425040), (2, 64712520), (3, 43141680), (4, 32356260), (5, 25885008), (6, 21570840), (8, 16178130), (9, 14380560), (10, 12942504), (12, 10785420), (15, 8628336), (16, 8089065), (18, 7190280), (20, 6471252), (24, 5392710), (27, 4793520), (30, 4314168), (36, 3595140), (40, 3235626), (45, 2876112), (48, 2696355), (54, 2396760), (60, 2157084), (72, 1797570), (80, 1617813), (81, 1597840), (90, 1438056), (108, 1198380), (120, 1078542), (135, 958704), (144, 898785), (162, 798920), (180, 719028), (216, 599190), (240, 539271), (270, 479352), (324, 399460), (360, 359514), (405, 319568), (432, 299595), (540, 239676), (648, 199730), (720, 179757), (810, 159784), (1080, 119838), (1296, 99865), (1620, 79892), (2160, 59919), (3240, 39946), (6480, 19973)]