138079760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1459}}^1$

素因数の和:1505

約数の個数: 120

約数和(自身を含む): 397563840

約数和(自身を除く): 259484080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 676, 728, 845, 910, 1040, 1183, 1352, 1456, 1459, 1690, 1820, 2366, 2704, 2918, 3380, 3640, 4732, 5836, 5915, 6760, 7280, 7295, 9464, 10213, 11672, 11830, 13520, 14590, 18928, 18967, 20426, 23344, 23660, 29180, 37934, 40852, 47320, 51065, 58360, 75868, 81704, 94640, 94835, 102130, 116720, 132769, 151736, 163408, 189670, 204260, 246571, 265538, 303472, 379340, 408520, 493142, 531076, 663845, 758680, 817040, 986284, 1062152, 1232855, 1327690, 1517360, 1725997, 1972568, 2124304, 2465710, 2655380, 3451994, 3945136, 4931420, 5310760, 6903988, 8629985, 9862840, 10621520, 13807976, 17259970, 19725680, 27615952, 34519940, 69039880, 138079760]

約数ペア:

[(1, 138079760), (2, 69039880), (4, 34519940), (5, 27615952), (7, 19725680), (8, 17259970), (10, 13807976), (13, 10621520), (14, 9862840), (16, 8629985), (20, 6903988), (26, 5310760), (28, 4931420), (35, 3945136), (40, 3451994), (52, 2655380), (56, 2465710), (65, 2124304), (70, 1972568), (80, 1725997), (91, 1517360), (104, 1327690), (112, 1232855), (130, 1062152), (140, 986284), (169, 817040), (182, 758680), (208, 663845), (260, 531076), (280, 493142), (338, 408520), (364, 379340), (455, 303472), (520, 265538), (560, 246571), (676, 204260), (728, 189670), (845, 163408), (910, 151736), (1040, 132769), (1183, 116720), (1352, 102130), (1456, 94835), (1459, 94640), (1690, 81704), (1820, 75868), (2366, 58360), (2704, 51065), (2918, 47320), (3380, 40852), (3640, 37934), (4732, 29180), (5836, 23660), (5915, 23344), (6760, 20426), (7280, 18967), (7295, 18928), (9464, 14590), (10213, 13520), (11672, 11830)]