8315687640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1657}}^1\times {\mathrm{3217}}^1$

素因数の和:4901

約数の個数: 128

約数和(自身を含む): 26890637760

約数和(自身を除く): 18574950120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1657, 3217, 3314, 4971, 6434, 6628, 8285, 9651, 9942, 12868, 13256, 16085, 16570, 19302, 19884, 21541, 24855, 25736, 32170, 33140, 38604, 39768, 41821, 43082, 48255, 49710, 64340, 64623, 66280, 77208, 83642, 86164, 96510, 99420, 107705, 125463, 128680, 129246, 167284, 172328, 193020, 198840, 209105, 215410, 250926, 258492, 323115, 334568, 386040, 418210, 430820, 501852, 516984, 627315, 646230, 836420, 861640, 1003704, 1254630, 1292460, 1672840, 2509260, 2584920, 5018520, 5330569, 10661138, 15991707, 21322276, 26652845, 31983414, 42644552, 53305690, 63966828, 69297397, 79958535, 106611380, 127933656, 138594794, 159917070, 207892191, 213222760, 277189588, 319834140, 346486985, 415784382, 554379176, 639668280, 692973970, 831568764, 1039460955, 1385947940, 1663137528, 2078921910, 2771895880, 4157843820, 8315687640]

約数ペア:

[(1, 8315687640), (2, 4157843820), (3, 2771895880), (4, 2078921910), (5, 1663137528), (6, 1385947940), (8, 1039460955), (10, 831568764), (12, 692973970), (13, 639668280), (15, 554379176), (20, 415784382), (24, 346486985), (26, 319834140), (30, 277189588), (39, 213222760), (40, 207892191), (52, 159917070), (60, 138594794), (65, 127933656), (78, 106611380), (104, 79958535), (120, 69297397), (130, 63966828), (156, 53305690), (195, 42644552), (260, 31983414), (312, 26652845), (390, 21322276), (520, 15991707), (780, 10661138), (1560, 5330569), (1657, 5018520), (3217, 2584920), (3314, 2509260), (4971, 1672840), (6434, 1292460), (6628, 1254630), (8285, 1003704), (9651, 861640), (9942, 836420), (12868, 646230), (13256, 627315), (16085, 516984), (16570, 501852), (19302, 430820), (19884, 418210), (21541, 386040), (24855, 334568), (25736, 323115), (32170, 258492), (33140, 250926), (38604, 215410), (39768, 209105), (41821, 198840), (43082, 193020), (48255, 172328), (49710, 167284), (64340, 129246), (64623, 128680), (66280, 125463), (77208, 107705), (83642, 99420), (86164, 96510)]