155636620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 354352320

約数和(自身を除く): 198715700

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 61, 83, 106, 116, 122, 145, 166, 212, 244, 265, 290, 305, 332, 415, 530, 580, 610, 830, 1060, 1220, 1537, 1660, 1769, 2407, 3074, 3233, 3538, 4399, 4814, 5063, 6148, 6466, 7076, 7685, 8798, 8845, 9628, 10126, 12035, 12932, 15370, 16165, 17596, 17690, 20252, 21995, 24070, 25315, 30740, 32330, 35380, 43990, 48140, 50630, 64660, 87980, 93757, 101260, 127571, 146827, 187514, 255142, 268339, 293654, 375028, 468785, 510284, 536678, 587308, 637855, 734135, 937570, 1073356, 1275710, 1341695, 1468270, 1875140, 2551420, 2683390, 2936540, 5366780, 7781831, 15563662, 31127324, 38909155, 77818310, 155636620]

約数ペア:

[(1, 155636620), (2, 77818310), (4, 38909155), (5, 31127324), (10, 15563662), (20, 7781831), (29, 5366780), (53, 2936540), (58, 2683390), (61, 2551420), (83, 1875140), (106, 1468270), (116, 1341695), (122, 1275710), (145, 1073356), (166, 937570), (212, 734135), (244, 637855), (265, 587308), (290, 536678), (305, 510284), (332, 468785), (415, 375028), (530, 293654), (580, 268339), (610, 255142), (830, 187514), (1060, 146827), (1220, 127571), (1537, 101260), (1660, 93757), (1769, 87980), (2407, 64660), (3074, 50630), (3233, 48140), (3538, 43990), (4399, 35380), (4814, 32330), (5063, 30740), (6148, 25315), (6466, 24070), (7076, 21995), (7685, 20252), (8798, 17690), (8845, 17596), (9628, 16165), (10126, 15370), (12035, 12932)]