201604500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:727

約数の個数: 144

約数和(自身を含む): 645974784

約数和(自身を除く): 444370284

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, 631, 639, 710, 750, 852, 900, 1065, 1125, 1262, 1278, 1420, 1500, 1775, 1893, 2130, 2250, 2524, 2556, 3155, 3195, 3550, 3786, 4260, 4500, 5325, 5679, 6310, 6390, 7100, 7572, 8875, 9465, 10650, 11358, 12620, 12780, 15775, 15975, 17750, 18930, 21300, 22716, 26625, 28395, 31550, 31950, 35500, 37860, 44801, 47325, 53250, 56790, 63100, 63900, 78875, 79875, 89602, 94650, 106500, 113580, 134403, 141975, 157750, 159750, 179204, 189300, 224005, 236625, 268806, 283950, 315500, 319500, 403209, 448010, 473250, 537612, 567900, 672015, 709875, 806418, 896020, 946500, 1120025, 1344030, 1419750, 1612836, 2016045, 2240050, 2688060, 2839500, 3360075, 4032090, 4480100, 5600125, 6720150, 8064180, 10080225, 11200250, 13440300, 16800375, 20160450, 22400500, 33600750, 40320900, 50401125, 67201500, 100802250, 201604500]

約数ペア:

[(1, 201604500), (2, 100802250), (3, 67201500), (4, 50401125), (5, 40320900), (6, 33600750), (9, 22400500), (10, 20160450), (12, 16800375), (15, 13440300), (18, 11200250), (20, 10080225), (25, 8064180), (30, 6720150), (36, 5600125), (45, 4480100), (50, 4032090), (60, 3360075), (71, 2839500), (75, 2688060), (90, 2240050), (100, 2016045), (125, 1612836), (142, 1419750), (150, 1344030), (180, 1120025), (213, 946500), (225, 896020), (250, 806418), (284, 709875), (300, 672015), (355, 567900), (375, 537612), (426, 473250), (450, 448010), (500, 403209), (631, 319500), (639, 315500), (710, 283950), (750, 268806), (852, 236625), (900, 224005), (1065, 189300), (1125, 179204), (1262, 159750), (1278, 157750), (1420, 141975), (1500, 134403), (1775, 113580), (1893, 106500), (2130, 94650), (2250, 89602), (2524, 79875), (2556, 78875), (3155, 63900), (3195, 63100), (3550, 56790), (3786, 53250), (4260, 47325), (4500, 44801), (5325, 37860), (5679, 35500), (6310, 31950), (6390, 31550), (7100, 28395), (7572, 26625), (8875, 22716), (9465, 21300), (10650, 18930), (11358, 17750), (12620, 15975), (12780, 15775)]