84878040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54409}}^1$

素因数の和:54436

約数の個数: 64

約数和(自身を含む): 274226400

約数和(自身を除く): 189348360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 54409, 108818, 163227, 217636, 272045, 326454, 435272, 544090, 652908, 707317, 816135, 1088180, 1305816, 1414634, 1632270, 2121951, 2176360, 2829268, 3264540, 3536585, 4243902, 5658536, 6529080, 7073170, 8487804, 10609755, 14146340, 16975608, 21219510, 28292680, 42439020, 84878040]

約数ペア:

[(1, 84878040), (2, 42439020), (3, 28292680), (4, 21219510), (5, 16975608), (6, 14146340), (8, 10609755), (10, 8487804), (12, 7073170), (13, 6529080), (15, 5658536), (20, 4243902), (24, 3536585), (26, 3264540), (30, 2829268), (39, 2176360), (40, 2121951), (52, 1632270), (60, 1414634), (65, 1305816), (78, 1088180), (104, 816135), (120, 707317), (130, 652908), (156, 544090), (195, 435272), (260, 326454), (312, 272045), (390, 217636), (520, 163227), (780, 108818), (1560, 54409)]