311074920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5113}}^1$

素因数の和:5156

約数の個数: 144

約数和(自身を含む): 1094958540

約数和(自身を除く): 783883620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 5113, 6084, 6760, 7605, 10140, 10226, 12168, 15210, 15339, 20280, 20452, 25565, 30420, 30678, 40904, 46017, 51130, 60840, 61356, 66469, 76695, 92034, 102260, 122712, 132938, 153390, 184068, 199407, 204520, 230085, 265876, 306780, 332345, 368136, 398814, 460170, 531752, 598221, 613560, 664690, 797628, 864097, 920340, 997035, 1196442, 1329380, 1595256, 1728194, 1840680, 1994070, 2392884, 2592291, 2658760, 2991105, 3456388, 3988140, 4320485, 4785768, 5184582, 5982210, 6912776, 7776873, 7976280, 8640970, 10369164, 11964420, 12961455, 15553746, 17281940, 20738328, 23928840, 25922910, 31107492, 34563880, 38884365, 51845820, 62214984, 77768730, 103691640, 155537460, 311074920]

約数ペア:

[(1, 311074920), (2, 155537460), (3, 103691640), (4, 77768730), (5, 62214984), (6, 51845820), (8, 38884365), (9, 34563880), (10, 31107492), (12, 25922910), (13, 23928840), (15, 20738328), (18, 17281940), (20, 15553746), (24, 12961455), (26, 11964420), (30, 10369164), (36, 8640970), (39, 7976280), (40, 7776873), (45, 6912776), (52, 5982210), (60, 5184582), (65, 4785768), (72, 4320485), (78, 3988140), (90, 3456388), (104, 2991105), (117, 2658760), (120, 2592291), (130, 2392884), (156, 1994070), (169, 1840680), (180, 1728194), (195, 1595256), (234, 1329380), (260, 1196442), (312, 997035), (338, 920340), (360, 864097), (390, 797628), (468, 664690), (507, 613560), (520, 598221), (585, 531752), (676, 460170), (780, 398814), (845, 368136), (936, 332345), (1014, 306780), (1170, 265876), (1352, 230085), (1521, 204520), (1560, 199407), (1690, 184068), (2028, 153390), (2340, 132938), (2535, 122712), (3042, 102260), (3380, 92034), (4056, 76695), (4680, 66469), (5070, 61356), (5113, 60840), (6084, 51130), (6760, 46017), (7605, 40904), (10140, 30678), (10226, 30420), (12168, 25565), (15210, 20452), (15339, 20280)]