788453880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{739}}^1$

素因数の和:1293

約数の個数: 128

約数和(自身を含む): 2512684800

約数和(自身を除く): 1724230920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 523, 680, 739, 1020, 1046, 1478, 1569, 2040, 2092, 2217, 2615, 2956, 3138, 3695, 4184, 4434, 5230, 5912, 6276, 7390, 7845, 8868, 8891, 10460, 11085, 12552, 12563, 14780, 15690, 17736, 17782, 20920, 22170, 25126, 26673, 29560, 31380, 35564, 37689, 44340, 44455, 50252, 53346, 62760, 62815, 71128, 75378, 88680, 88910, 100504, 106692, 125630, 133365, 150756, 177820, 188445, 213384, 251260, 266730, 301512, 355640, 376890, 386497, 502520, 533460, 753780, 772994, 1066920, 1159491, 1507560, 1545988, 1932485, 2318982, 3091976, 3864970, 4637964, 5797455, 6570449, 7729940, 9275928, 11594910, 13140898, 15459880, 19711347, 23189820, 26281796, 32852245, 39422694, 46379640, 52563592, 65704490, 78845388, 98556735, 131408980, 157690776, 197113470, 262817960, 394226940, 788453880]

約数ペア:

[(1, 788453880), (2, 394226940), (3, 262817960), (4, 197113470), (5, 157690776), (6, 131408980), (8, 98556735), (10, 78845388), (12, 65704490), (15, 52563592), (17, 46379640), (20, 39422694), (24, 32852245), (30, 26281796), (34, 23189820), (40, 19711347), (51, 15459880), (60, 13140898), (68, 11594910), (85, 9275928), (102, 7729940), (120, 6570449), (136, 5797455), (170, 4637964), (204, 3864970), (255, 3091976), (340, 2318982), (408, 1932485), (510, 1545988), (523, 1507560), (680, 1159491), (739, 1066920), (1020, 772994), (1046, 753780), (1478, 533460), (1569, 502520), (2040, 386497), (2092, 376890), (2217, 355640), (2615, 301512), (2956, 266730), (3138, 251260), (3695, 213384), (4184, 188445), (4434, 177820), (5230, 150756), (5912, 133365), (6276, 125630), (7390, 106692), (7845, 100504), (8868, 88910), (8891, 88680), (10460, 75378), (11085, 71128), (12552, 62815), (12563, 62760), (14780, 53346), (15690, 50252), (17736, 44455), (17782, 44340), (20920, 37689), (22170, 35564), (25126, 31380), (26673, 29560)]