123260320

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:542

約数の個数: 96

約数和(自身を含む): 306125568

約数和(自身を除く): 182865248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 74, 80, 94, 148, 160, 185, 188, 235, 296, 370, 376, 443, 470, 592, 740, 752, 886, 940, 1184, 1480, 1504, 1739, 1772, 1880, 2215, 2960, 3478, 3544, 3760, 4430, 5920, 6956, 7088, 7520, 8695, 8860, 13912, 14176, 16391, 17390, 17720, 20821, 27824, 32782, 34780, 35440, 41642, 55648, 65564, 69560, 70880, 81955, 83284, 104105, 131128, 139120, 163910, 166568, 208210, 262256, 278240, 327820, 333136, 416420, 524512, 655640, 666272, 770377, 832840, 1311280, 1540754, 1665680, 2622560, 3081508, 3331360, 3851885, 6163016, 7703770, 12326032, 15407540, 24652064, 30815080, 61630160, 123260320]

約数ペア:

[(1, 123260320), (2, 61630160), (4, 30815080), (5, 24652064), (8, 15407540), (10, 12326032), (16, 7703770), (20, 6163016), (32, 3851885), (37, 3331360), (40, 3081508), (47, 2622560), (74, 1665680), (80, 1540754), (94, 1311280), (148, 832840), (160, 770377), (185, 666272), (188, 655640), (235, 524512), (296, 416420), (370, 333136), (376, 327820), (443, 278240), (470, 262256), (592, 208210), (740, 166568), (752, 163910), (886, 139120), (940, 131128), (1184, 104105), (1480, 83284), (1504, 81955), (1739, 70880), (1772, 69560), (1880, 65564), (2215, 55648), (2960, 41642), (3478, 35440), (3544, 34780), (3760, 32782), (4430, 27824), (5920, 20821), (6956, 17720), (7088, 17390), (7520, 16391), (8695, 14176), (8860, 13912)]