641699760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1217}}^1$

素因数の和:1272

約数の個数: 160

約数和(自身を含む): 2156736960

約数和(自身を除く): 1515037200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1217, 1352, 1560, 1690, 2028, 2197, 2434, 2535, 2704, 3120, 3380, 3651, 4056, 4394, 4868, 5070, 6085, 6591, 6760, 7302, 8112, 8788, 9736, 10140, 10985, 12170, 13182, 13520, 14604, 15821, 17576, 18255, 19472, 20280, 21970, 24340, 26364, 29208, 31642, 32955, 35152, 36510, 40560, 43940, 47463, 48680, 52728, 58416, 63284, 65910, 73020, 79105, 87880, 94926, 97360, 105456, 126568, 131820, 146040, 158210, 175760, 189852, 205673, 237315, 253136, 263640, 292080, 316420, 379704, 411346, 474630, 527280, 617019, 632840, 759408, 822692, 949260, 1028365, 1234038, 1265680, 1645384, 1898520, 2056730, 2468076, 2673749, 3085095, 3290768, 3797040, 4113460, 4936152, 5347498, 6170190, 8021247, 8226920, 9872304, 10694996, 12340380, 13368745, 16042494, 16453840, 21389992, 24680760, 26737490, 32084988, 40106235, 42779984, 49361520, 53474980, 64169976, 80212470, 106949960, 128339952, 160424940, 213899920, 320849880, 641699760]

約数ペア:

[(1, 641699760), (2, 320849880), (3, 213899920), (4, 160424940), (5, 128339952), (6, 106949960), (8, 80212470), (10, 64169976), (12, 53474980), (13, 49361520), (15, 42779984), (16, 40106235), (20, 32084988), (24, 26737490), (26, 24680760), (30, 21389992), (39, 16453840), (40, 16042494), (48, 13368745), (52, 12340380), (60, 10694996), (65, 9872304), (78, 8226920), (80, 8021247), (104, 6170190), (120, 5347498), (130, 4936152), (156, 4113460), (169, 3797040), (195, 3290768), (208, 3085095), (240, 2673749), (260, 2468076), (312, 2056730), (338, 1898520), (390, 1645384), (507, 1265680), (520, 1234038), (624, 1028365), (676, 949260), (780, 822692), (845, 759408), (1014, 632840), (1040, 617019), (1217, 527280), (1352, 474630), (1560, 411346), (1690, 379704), (2028, 316420), (2197, 292080), (2434, 263640), (2535, 253136), (2704, 237315), (3120, 205673), (3380, 189852), (3651, 175760), (4056, 158210), (4394, 146040), (4868, 131820), (5070, 126568), (6085, 105456), (6591, 97360), (6760, 94926), (7302, 87880), (8112, 79105), (8788, 73020), (9736, 65910), (10140, 63284), (10985, 58416), (12170, 52728), (13182, 48680), (13520, 47463), (14604, 43940), (15821, 40560), (17576, 36510), (18255, 35152), (19472, 32955), (20280, 31642), (21970, 29208), (24340, 26364)]