217131000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:642

約数の個数: 128

約数和(自身を含む): 683242560

約数和(自身を除く): 466111560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 157, 200, 250, 300, 314, 375, 461, 471, 500, 600, 628, 750, 785, 922, 942, 1000, 1256, 1383, 1500, 1570, 1844, 1884, 2305, 2355, 2766, 3000, 3140, 3688, 3768, 3925, 4610, 4710, 5532, 6280, 6915, 7850, 9220, 9420, 11064, 11525, 11775, 13830, 15700, 18440, 18840, 19625, 23050, 23550, 27660, 31400, 34575, 39250, 46100, 47100, 55320, 57625, 58875, 69150, 72377, 78500, 92200, 94200, 115250, 117750, 138300, 144754, 157000, 172875, 217131, 230500, 235500, 276600, 289508, 345750, 361885, 434262, 461000, 471000, 579016, 691500, 723770, 868524, 1085655, 1383000, 1447540, 1737048, 1809425, 2171310, 2895080, 3618850, 4342620, 5428275, 7237700, 8685240, 9047125, 10856550, 14475400, 18094250, 21713100, 27141375, 36188500, 43426200, 54282750, 72377000, 108565500, 217131000]

約数ペア:

[(1, 217131000), (2, 108565500), (3, 72377000), (4, 54282750), (5, 43426200), (6, 36188500), (8, 27141375), (10, 21713100), (12, 18094250), (15, 14475400), (20, 10856550), (24, 9047125), (25, 8685240), (30, 7237700), (40, 5428275), (50, 4342620), (60, 3618850), (75, 2895080), (100, 2171310), (120, 1809425), (125, 1737048), (150, 1447540), (157, 1383000), (200, 1085655), (250, 868524), (300, 723770), (314, 691500), (375, 579016), (461, 471000), (471, 461000), (500, 434262), (600, 361885), (628, 345750), (750, 289508), (785, 276600), (922, 235500), (942, 230500), (1000, 217131), (1256, 172875), (1383, 157000), (1500, 144754), (1570, 138300), (1844, 117750), (1884, 115250), (2305, 94200), (2355, 92200), (2766, 78500), (3000, 72377), (3140, 69150), (3688, 58875), (3768, 57625), (3925, 55320), (4610, 47100), (4710, 46100), (5532, 39250), (6280, 34575), (6915, 31400), (7850, 27660), (9220, 23550), (9420, 23050), (11064, 19625), (11525, 18840), (11775, 18440), (13830, 15700)]