18974001840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{738863}}^1$

素因数の和:738986

約数の個数: 80

約数和(自身を含む): 59369200128

約数和(自身を除く): 40395198288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 3210, 4280, 5136, 6420, 8560, 12840, 25680, 738863, 1477726, 2216589, 2955452, 3694315, 4433178, 5910904, 7388630, 8866356, 11082945, 11821808, 14777260, 17732712, 22165890, 29554520, 35465424, 44331780, 59109040, 79058341, 88663560, 158116682, 177327120, 237175023, 316233364, 395291705, 474350046, 632466728, 790583410, 948700092, 1185875115, 1264933456, 1581166820, 1897400184, 2371750230, 3162333640, 3794800368, 4743500460, 6324667280, 9487000920, 18974001840]

約数ペア:

[(1, 18974001840), (2, 9487000920), (3, 6324667280), (4, 4743500460), (5, 3794800368), (6, 3162333640), (8, 2371750230), (10, 1897400184), (12, 1581166820), (15, 1264933456), (16, 1185875115), (20, 948700092), (24, 790583410), (30, 632466728), (40, 474350046), (48, 395291705), (60, 316233364), (80, 237175023), (107, 177327120), (120, 158116682), (214, 88663560), (240, 79058341), (321, 59109040), (428, 44331780), (535, 35465424), (642, 29554520), (856, 22165890), (1070, 17732712), (1284, 14777260), (1605, 11821808), (1712, 11082945), (2140, 8866356), (2568, 7388630), (3210, 5910904), (4280, 4433178), (5136, 3694315), (6420, 2955452), (8560, 2216589), (12840, 1477726), (25680, 738863)]