72904800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 244015632

約数和(自身を除く): 171110832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 74, 75, 80, 96, 100, 111, 120, 148, 150, 160, 185, 200, 222, 240, 296, 300, 370, 400, 444, 480, 555, 592, 600, 740, 800, 821, 888, 925, 1110, 1184, 1200, 1480, 1642, 1776, 1850, 2220, 2400, 2463, 2775, 2960, 3284, 3552, 3700, 4105, 4440, 4926, 5550, 5920, 6568, 7400, 8210, 8880, 9852, 11100, 12315, 13136, 14800, 16420, 17760, 19704, 20525, 22200, 24630, 26272, 29600, 30377, 32840, 39408, 41050, 44400, 49260, 60754, 61575, 65680, 78816, 82100, 88800, 91131, 98520, 121508, 123150, 131360, 151885, 164200, 182262, 197040, 243016, 246300, 303770, 328400, 364524, 394080, 455655, 486032, 492600, 607540, 656800, 729048, 759425, 911310, 972064, 985200, 1215080, 1458096, 1518850, 1822620, 1970400, 2278275, 2430160, 2916192, 3037700, 3645240, 4556550, 4860320, 6075400, 7290480, 9113100, 12150800, 14580960, 18226200, 24301600, 36452400, 72904800]

約数ペア:

[(1, 72904800), (2, 36452400), (3, 24301600), (4, 18226200), (5, 14580960), (6, 12150800), (8, 9113100), (10, 7290480), (12, 6075400), (15, 4860320), (16, 4556550), (20, 3645240), (24, 3037700), (25, 2916192), (30, 2430160), (32, 2278275), (37, 1970400), (40, 1822620), (48, 1518850), (50, 1458096), (60, 1215080), (74, 985200), (75, 972064), (80, 911310), (96, 759425), (100, 729048), (111, 656800), (120, 607540), (148, 492600), (150, 486032), (160, 455655), (185, 394080), (200, 364524), (222, 328400), (240, 303770), (296, 246300), (300, 243016), (370, 197040), (400, 182262), (444, 164200), (480, 151885), (555, 131360), (592, 123150), (600, 121508), (740, 98520), (800, 91131), (821, 88800), (888, 82100), (925, 78816), (1110, 65680), (1184, 61575), (1200, 60754), (1480, 49260), (1642, 44400), (1776, 41050), (1850, 39408), (2220, 32840), (2400, 30377), (2463, 29600), (2775, 26272), (2960, 24630), (3284, 22200), (3552, 20525), (3700, 19704), (4105, 17760), (4440, 16420), (4926, 14800), (5550, 13136), (5920, 12315), (6568, 11100), (7400, 9852), (8210, 8880)]