151991700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 506884224

約数和(自身を除く): 354892524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 157, 175, 210, 300, 314, 350, 420, 461, 471, 525, 628, 700, 785, 922, 942, 1050, 1099, 1383, 1570, 1844, 1884, 2100, 2198, 2305, 2355, 2766, 3140, 3227, 3297, 3925, 4396, 4610, 4710, 5495, 5532, 6454, 6594, 6915, 7850, 9220, 9420, 9681, 10990, 11525, 11775, 12908, 13188, 13830, 15700, 16135, 16485, 19362, 21980, 23050, 23550, 27475, 27660, 32270, 32970, 34575, 38724, 46100, 47100, 48405, 54950, 64540, 65940, 69150, 72377, 80675, 82425, 96810, 109900, 138300, 144754, 161350, 164850, 193620, 217131, 242025, 289508, 322700, 329700, 361885, 434262, 484050, 506639, 723770, 868524, 968100, 1013278, 1085655, 1447540, 1519917, 1809425, 2026556, 2171310, 2533195, 3039834, 3618850, 4342620, 5066390, 5428275, 6079668, 7237700, 7599585, 10132780, 10856550, 12665975, 15199170, 21713100, 25331950, 30398340, 37997925, 50663900, 75995850, 151991700]

約数ペア:

[(1, 151991700), (2, 75995850), (3, 50663900), (4, 37997925), (5, 30398340), (6, 25331950), (7, 21713100), (10, 15199170), (12, 12665975), (14, 10856550), (15, 10132780), (20, 7599585), (21, 7237700), (25, 6079668), (28, 5428275), (30, 5066390), (35, 4342620), (42, 3618850), (50, 3039834), (60, 2533195), (70, 2171310), (75, 2026556), (84, 1809425), (100, 1519917), (105, 1447540), (140, 1085655), (150, 1013278), (157, 968100), (175, 868524), (210, 723770), (300, 506639), (314, 484050), (350, 434262), (420, 361885), (461, 329700), (471, 322700), (525, 289508), (628, 242025), (700, 217131), (785, 193620), (922, 164850), (942, 161350), (1050, 144754), (1099, 138300), (1383, 109900), (1570, 96810), (1844, 82425), (1884, 80675), (2100, 72377), (2198, 69150), (2305, 65940), (2355, 64540), (2766, 54950), (3140, 48405), (3227, 47100), (3297, 46100), (3925, 38724), (4396, 34575), (4610, 32970), (4710, 32270), (5495, 27660), (5532, 27475), (6454, 23550), (6594, 23050), (6915, 21980), (7850, 19362), (9220, 16485), (9420, 16135), (9681, 15700), (10990, 13830), (11525, 13188), (11775, 12908)]