1261066500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{3947}}^1$

素因数の和:4043

約数の個数: 144

約数和(自身を含む): 4035298176

約数和(自身を除く): 2774231676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 125, 142, 150, 180, 213, 225, 250, 284, 300, 355, 375, 426, 450, 500, 639, 710, 750, 852, 900, 1065, 1125, 1278, 1420, 1500, 1775, 2130, 2250, 2556, 3195, 3550, 3947, 4260, 4500, 5325, 6390, 7100, 7894, 8875, 10650, 11841, 12780, 15788, 15975, 17750, 19735, 21300, 23682, 26625, 31950, 35500, 35523, 39470, 47364, 53250, 59205, 63900, 71046, 78940, 79875, 98675, 106500, 118410, 142092, 159750, 177615, 197350, 236820, 280237, 296025, 319500, 355230, 394700, 493375, 560474, 592050, 710460, 840711, 888075, 986750, 1120948, 1184100, 1401185, 1480125, 1681422, 1776150, 1973500, 2522133, 2802370, 2960250, 3362844, 3552300, 4203555, 4440375, 5044266, 5604740, 5920500, 7005925, 8407110, 8880750, 10088532, 12610665, 14011850, 16814220, 17761500, 21017775, 25221330, 28023700, 35029625, 42035550, 50442660, 63053325, 70059250, 84071100, 105088875, 126106650, 140118500, 210177750, 252213300, 315266625, 420355500, 630533250, 1261066500]

約数ペア:

[(1, 1261066500), (2, 630533250), (3, 420355500), (4, 315266625), (5, 252213300), (6, 210177750), (9, 140118500), (10, 126106650), (12, 105088875), (15, 84071100), (18, 70059250), (20, 63053325), (25, 50442660), (30, 42035550), (36, 35029625), (45, 28023700), (50, 25221330), (60, 21017775), (71, 17761500), (75, 16814220), (90, 14011850), (100, 12610665), (125, 10088532), (142, 8880750), (150, 8407110), (180, 7005925), (213, 5920500), (225, 5604740), (250, 5044266), (284, 4440375), (300, 4203555), (355, 3552300), (375, 3362844), (426, 2960250), (450, 2802370), (500, 2522133), (639, 1973500), (710, 1776150), (750, 1681422), (852, 1480125), (900, 1401185), (1065, 1184100), (1125, 1120948), (1278, 986750), (1420, 888075), (1500, 840711), (1775, 710460), (2130, 592050), (2250, 560474), (2556, 493375), (3195, 394700), (3550, 355230), (3947, 319500), (4260, 296025), (4500, 280237), (5325, 236820), (6390, 197350), (7100, 177615), (7894, 159750), (8875, 142092), (10650, 118410), (11841, 106500), (12780, 98675), (15788, 79875), (15975, 78940), (17750, 71046), (19735, 63900), (21300, 59205), (23682, 53250), (26625, 47364), (31950, 39470), (35500, 35523)]