230741680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 160

約数和(自身を含む): 632959488

約数和(自身を除く): 402217808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 340, 403, 421, 442, 496, 520, 527, 620, 680, 806, 842, 884, 1040, 1054, 1105, 1240, 1360, 1612, 1684, 1768, 2015, 2105, 2108, 2210, 2480, 2635, 3224, 3368, 3536, 4030, 4210, 4216, 4420, 5270, 5473, 6448, 6736, 6851, 7157, 8060, 8420, 8432, 8840, 10540, 10946, 13051, 13702, 14314, 16120, 16840, 17680, 21080, 21892, 26102, 27365, 27404, 28628, 32240, 33680, 34255, 35785, 42160, 43784, 52204, 54730, 54808, 57256, 65255, 68510, 71570, 87568, 93041, 104408, 109460, 109616, 114512, 130510, 137020, 143140, 169663, 186082, 208816, 218920, 221867, 261020, 274040, 286280, 339326, 372164, 437840, 443734, 465205, 522040, 548080, 572560, 678652, 744328, 848315, 887468, 930410, 1044080, 1109335, 1357304, 1488656, 1696630, 1774936, 1860820, 2218670, 2714608, 2884271, 3393260, 3549872, 3721640, 4437340, 5768542, 6786520, 7443280, 8874680, 11537084, 13573040, 14421355, 17749360, 23074168, 28842710, 46148336, 57685420, 115370840, 230741680]

約数ペア:

[(1, 230741680), (2, 115370840), (4, 57685420), (5, 46148336), (8, 28842710), (10, 23074168), (13, 17749360), (16, 14421355), (17, 13573040), (20, 11537084), (26, 8874680), (31, 7443280), (34, 6786520), (40, 5768542), (52, 4437340), (62, 3721640), (65, 3549872), (68, 3393260), (80, 2884271), (85, 2714608), (104, 2218670), (124, 1860820), (130, 1774936), (136, 1696630), (155, 1488656), (170, 1357304), (208, 1109335), (221, 1044080), (248, 930410), (260, 887468), (272, 848315), (310, 744328), (340, 678652), (403, 572560), (421, 548080), (442, 522040), (496, 465205), (520, 443734), (527, 437840), (620, 372164), (680, 339326), (806, 286280), (842, 274040), (884, 261020), (1040, 221867), (1054, 218920), (1105, 208816), (1240, 186082), (1360, 169663), (1612, 143140), (1684, 137020), (1768, 130510), (2015, 114512), (2105, 109616), (2108, 109460), (2210, 104408), (2480, 93041), (2635, 87568), (3224, 71570), (3368, 68510), (3536, 65255), (4030, 57256), (4210, 54808), (4216, 54730), (4420, 52204), (5270, 43784), (5473, 42160), (6448, 35785), (6736, 34255), (6851, 33680), (7157, 32240), (8060, 28628), (8420, 27404), (8432, 27365), (8840, 26102), (10540, 21892), (10946, 21080), (13051, 17680), (13702, 16840), (14314, 16120)]