815306700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{1237}}^1$

素因数の和:1293

約数の個数: 144

約数和(自身を含む): 2557509920

約数和(自身を除く): 1742203220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1237, 1300, 1690, 1950, 2028, 2197, 2474, 2535, 3380, 3711, 3900, 4225, 4394, 4948, 5070, 6185, 6591, 7422, 8450, 8788, 10140, 10985, 12370, 12675, 13182, 14844, 16081, 16900, 18555, 21970, 24740, 25350, 26364, 30925, 32162, 32955, 37110, 43940, 48243, 50700, 54925, 61850, 64324, 65910, 74220, 80405, 92775, 96486, 109850, 123700, 131820, 160810, 164775, 185550, 192972, 209053, 219700, 241215, 321620, 329550, 371100, 402025, 418106, 482430, 627159, 659100, 804050, 836212, 964860, 1045265, 1206075, 1254318, 1608100, 2090530, 2412150, 2508636, 2717689, 3135795, 4181060, 4824300, 5226325, 5435378, 6271590, 8153067, 10452650, 10870756, 12543180, 13588445, 15678975, 16306134, 20905300, 27176890, 31357950, 32612268, 40765335, 54353780, 62715900, 67942225, 81530670, 135884450, 163061340, 203826675, 271768900, 407653350, 815306700]

約数ペア:

[(1, 815306700), (2, 407653350), (3, 271768900), (4, 203826675), (5, 163061340), (6, 135884450), (10, 81530670), (12, 67942225), (13, 62715900), (15, 54353780), (20, 40765335), (25, 32612268), (26, 31357950), (30, 27176890), (39, 20905300), (50, 16306134), (52, 15678975), (60, 13588445), (65, 12543180), (75, 10870756), (78, 10452650), (100, 8153067), (130, 6271590), (150, 5435378), (156, 5226325), (169, 4824300), (195, 4181060), (260, 3135795), (300, 2717689), (325, 2508636), (338, 2412150), (390, 2090530), (507, 1608100), (650, 1254318), (676, 1206075), (780, 1045265), (845, 964860), (975, 836212), (1014, 804050), (1237, 659100), (1300, 627159), (1690, 482430), (1950, 418106), (2028, 402025), (2197, 371100), (2474, 329550), (2535, 321620), (3380, 241215), (3711, 219700), (3900, 209053), (4225, 192972), (4394, 185550), (4948, 164775), (5070, 160810), (6185, 131820), (6591, 123700), (7422, 109850), (8450, 96486), (8788, 92775), (10140, 80405), (10985, 74220), (12370, 65910), (12675, 64324), (13182, 61850), (14844, 54925), (16081, 50700), (16900, 48243), (18555, 43940), (21970, 37110), (24740, 32955), (25350, 32162), (26364, 30925)]