15919800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 53780040

約数和(自身を除く): 37860240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 157, 169, 195, 200, 260, 300, 312, 314, 325, 338, 390, 471, 507, 520, 600, 628, 650, 676, 780, 785, 845, 942, 975, 1014, 1256, 1300, 1352, 1560, 1570, 1690, 1884, 1950, 2028, 2041, 2355, 2535, 2600, 3140, 3380, 3768, 3900, 3925, 4056, 4082, 4225, 4710, 5070, 6123, 6280, 6760, 7800, 7850, 8164, 8450, 9420, 10140, 10205, 11775, 12246, 12675, 15700, 16328, 16900, 18840, 20280, 20410, 23550, 24492, 25350, 26533, 30615, 31400, 33800, 40820, 47100, 48984, 50700, 51025, 53066, 61230, 79599, 81640, 94200, 101400, 102050, 106132, 122460, 132665, 153075, 159198, 204100, 212264, 244920, 265330, 306150, 318396, 397995, 408200, 530660, 612300, 636792, 663325, 795990, 1061320, 1224600, 1326650, 1591980, 1989975, 2653300, 3183960, 3979950, 5306600, 7959900, 15919800]

約数ペア:

[(1, 15919800), (2, 7959900), (3, 5306600), (4, 3979950), (5, 3183960), (6, 2653300), (8, 1989975), (10, 1591980), (12, 1326650), (13, 1224600), (15, 1061320), (20, 795990), (24, 663325), (25, 636792), (26, 612300), (30, 530660), (39, 408200), (40, 397995), (50, 318396), (52, 306150), (60, 265330), (65, 244920), (75, 212264), (78, 204100), (100, 159198), (104, 153075), (120, 132665), (130, 122460), (150, 106132), (156, 102050), (157, 101400), (169, 94200), (195, 81640), (200, 79599), (260, 61230), (300, 53066), (312, 51025), (314, 50700), (325, 48984), (338, 47100), (390, 40820), (471, 33800), (507, 31400), (520, 30615), (600, 26533), (628, 25350), (650, 24492), (676, 23550), (780, 20410), (785, 20280), (845, 18840), (942, 16900), (975, 16328), (1014, 15700), (1256, 12675), (1300, 12246), (1352, 11775), (1560, 10205), (1570, 10140), (1690, 9420), (1884, 8450), (1950, 8164), (2028, 7850), (2041, 7800), (2355, 6760), (2535, 6280), (2600, 6123), (3140, 5070), (3380, 4710), (3768, 4225), (3900, 4082), (3925, 4056)]