206438960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4091

約数の個数: 120

約数和(自身を含む): 601430256

約数和(自身を除く): 394991296

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4051, 5096, 6370, 7280, 8102, 10192, 12740, 16204, 20255, 25480, 28357, 32408, 40510, 50960, 52663, 56714, 64816, 81020, 105326, 113428, 141785, 162040, 198499, 210652, 226856, 263315, 283570, 324080, 368641, 396998, 421304, 453712, 526630, 567140, 737282, 793996, 842608, 992495, 1053260, 1134280, 1474564, 1587992, 1843205, 1984990, 2106520, 2268560, 2580487, 2949128, 3175984, 3686410, 3969980, 4213040, 5160974, 5898256, 7372820, 7939960, 10321948, 12902435, 14745640, 15879920, 20643896, 25804870, 29491280, 41287792, 51609740, 103219480, 206438960]

約数ペア:

[(1, 206438960), (2, 103219480), (4, 51609740), (5, 41287792), (7, 29491280), (8, 25804870), (10, 20643896), (13, 15879920), (14, 14745640), (16, 12902435), (20, 10321948), (26, 7939960), (28, 7372820), (35, 5898256), (40, 5160974), (49, 4213040), (52, 3969980), (56, 3686410), (65, 3175984), (70, 2949128), (80, 2580487), (91, 2268560), (98, 2106520), (104, 1984990), (112, 1843205), (130, 1587992), (140, 1474564), (182, 1134280), (196, 1053260), (208, 992495), (245, 842608), (260, 793996), (280, 737282), (364, 567140), (392, 526630), (455, 453712), (490, 421304), (520, 396998), (560, 368641), (637, 324080), (728, 283570), (784, 263315), (910, 226856), (980, 210652), (1040, 198499), (1274, 162040), (1456, 141785), (1820, 113428), (1960, 105326), (2548, 81020), (3185, 64816), (3640, 56714), (3920, 52663), (4051, 50960), (5096, 40510), (6370, 32408), (7280, 28357), (8102, 25480), (10192, 20255), (12740, 16204)]