1242969360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{272581}}^1$

素因数の和:272616

約数の個数: 80

約数和(自身を含む): 4056020160

約数和(自身を除く): 2813050800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 272581, 545162, 817743, 1090324, 1362905, 1635486, 2180648, 2725810, 3270972, 4088715, 4361296, 5179039, 5451620, 6541944, 8177430, 10358078, 10903240, 13083888, 15537117, 16354860, 20716156, 21806480, 25895195, 31074234, 32709720, 41432312, 51790390, 62148468, 65419440, 77685585, 82864624, 103580780, 124296936, 155371170, 207161560, 248593872, 310742340, 414323120, 621484680, 1242969360]

約数ペア:

[(1, 1242969360), (2, 621484680), (3, 414323120), (4, 310742340), (5, 248593872), (6, 207161560), (8, 155371170), (10, 124296936), (12, 103580780), (15, 82864624), (16, 77685585), (19, 65419440), (20, 62148468), (24, 51790390), (30, 41432312), (38, 32709720), (40, 31074234), (48, 25895195), (57, 21806480), (60, 20716156), (76, 16354860), (80, 15537117), (95, 13083888), (114, 10903240), (120, 10358078), (152, 8177430), (190, 6541944), (228, 5451620), (240, 5179039), (285, 4361296), (304, 4088715), (380, 3270972), (456, 2725810), (570, 2180648), (760, 1635486), (912, 1362905), (1140, 1090324), (1520, 817743), (2280, 545162), (4560, 272581)]