1021276560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{6577}}^1$

素因数の和:7240

約数の個数: 80

約数和(自身を含む): 3171332736

約数和(自身を除く): 2150056176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647, 1294, 1941, 2588, 3235, 3882, 5176, 6470, 6577, 7764, 9705, 10352, 12940, 13154, 15528, 19410, 19731, 25880, 26308, 31056, 32885, 38820, 39462, 51760, 52616, 65770, 77640, 78924, 98655, 105232, 131540, 155280, 157848, 197310, 263080, 315696, 394620, 526160, 789240, 1578480, 4255319, 8510638, 12765957, 17021276, 21276595, 25531914, 34042552, 42553190, 51063828, 63829785, 68085104, 85106380, 102127656, 127659570, 170212760, 204255312, 255319140, 340425520, 510638280, 1021276560]

約数ペア:

[(1, 1021276560), (2, 510638280), (3, 340425520), (4, 255319140), (5, 204255312), (6, 170212760), (8, 127659570), (10, 102127656), (12, 85106380), (15, 68085104), (16, 63829785), (20, 51063828), (24, 42553190), (30, 34042552), (40, 25531914), (48, 21276595), (60, 17021276), (80, 12765957), (120, 8510638), (240, 4255319), (647, 1578480), (1294, 789240), (1941, 526160), (2588, 394620), (3235, 315696), (3882, 263080), (5176, 197310), (6470, 157848), (6577, 155280), (7764, 131540), (9705, 105232), (10352, 98655), (12940, 78924), (13154, 77640), (15528, 65770), (19410, 52616), (19731, 51760), (25880, 39462), (26308, 38820), (31056, 32885)]