279555720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:927

約数の個数: 128

約数和(自身を含む): 873331200

約数和(自身を除く): 593775480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 79, 111, 120, 148, 158, 185, 222, 237, 296, 316, 370, 395, 444, 474, 555, 632, 740, 790, 797, 888, 948, 1110, 1185, 1480, 1580, 1594, 1896, 2220, 2370, 2391, 2923, 3160, 3188, 3985, 4440, 4740, 4782, 5846, 6376, 7970, 8769, 9480, 9564, 11692, 11955, 14615, 15940, 17538, 19128, 23384, 23910, 29230, 29489, 31880, 35076, 43845, 47820, 58460, 58978, 62963, 70152, 87690, 88467, 95640, 116920, 117956, 125926, 147445, 175380, 176934, 188889, 235912, 251852, 294890, 314815, 350760, 353868, 377778, 442335, 503704, 589780, 629630, 707736, 755556, 884670, 944445, 1179560, 1259260, 1511112, 1769340, 1888890, 2329631, 2518520, 3538680, 3777780, 4659262, 6988893, 7555560, 9318524, 11648155, 13977786, 18637048, 23296310, 27955572, 34944465, 46592620, 55911144, 69888930, 93185240, 139777860, 279555720]

約数ペア:

[(1, 279555720), (2, 139777860), (3, 93185240), (4, 69888930), (5, 55911144), (6, 46592620), (8, 34944465), (10, 27955572), (12, 23296310), (15, 18637048), (20, 13977786), (24, 11648155), (30, 9318524), (37, 7555560), (40, 6988893), (60, 4659262), (74, 3777780), (79, 3538680), (111, 2518520), (120, 2329631), (148, 1888890), (158, 1769340), (185, 1511112), (222, 1259260), (237, 1179560), (296, 944445), (316, 884670), (370, 755556), (395, 707736), (444, 629630), (474, 589780), (555, 503704), (632, 442335), (740, 377778), (790, 353868), (797, 350760), (888, 314815), (948, 294890), (1110, 251852), (1185, 235912), (1480, 188889), (1580, 176934), (1594, 175380), (1896, 147445), (2220, 125926), (2370, 117956), (2391, 116920), (2923, 95640), (3160, 88467), (3188, 87690), (3985, 70152), (4440, 62963), (4740, 58978), (4782, 58460), (5846, 47820), (6376, 43845), (7970, 35076), (8769, 31880), (9480, 29489), (9564, 29230), (11692, 23910), (11955, 23384), (14615, 19128), (15940, 17538)]