1242924720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139969}}^1$

素因数の和:140022

約数の個数: 80

約数和(自身を含む): 3957231840

約数和(自身を除く): 2714307120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 139969, 279938, 419907, 559876, 699845, 839814, 1119752, 1399690, 1679628, 2099535, 2239504, 2799380, 3359256, 4199070, 5178853, 5598760, 6718512, 8398140, 10357706, 11197520, 15536559, 16796280, 20715412, 25894265, 31073118, 33592560, 41430824, 51788530, 62146236, 77682795, 82861648, 103577060, 124292472, 155365590, 207154120, 248584944, 310731180, 414308240, 621462360, 1242924720]

約数ペア:

[(1, 1242924720), (2, 621462360), (3, 414308240), (4, 310731180), (5, 248584944), (6, 207154120), (8, 155365590), (10, 124292472), (12, 103577060), (15, 82861648), (16, 77682795), (20, 62146236), (24, 51788530), (30, 41430824), (37, 33592560), (40, 31073118), (48, 25894265), (60, 20715412), (74, 16796280), (80, 15536559), (111, 11197520), (120, 10357706), (148, 8398140), (185, 6718512), (222, 5598760), (240, 5178853), (296, 4199070), (370, 3359256), (444, 2799380), (555, 2239504), (592, 2099535), (740, 1679628), (888, 1399690), (1110, 1119752), (1480, 839814), (1776, 699845), (2220, 559876), (2960, 419907), (4440, 279938), (8880, 139969)]