200707780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 553392000

約数和(自身を除く): 352684220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 169, 170, 182, 221, 238, 260, 338, 340, 364, 442, 455, 476, 499, 595, 676, 845, 884, 910, 998, 1105, 1183, 1190, 1547, 1690, 1820, 1996, 2210, 2366, 2380, 2495, 2873, 3094, 3380, 3493, 4420, 4732, 4990, 5746, 5915, 6188, 6487, 6986, 7735, 8483, 9980, 11492, 11830, 12974, 13972, 14365, 15470, 16966, 17465, 20111, 23660, 25948, 28730, 30940, 32435, 33932, 34930, 40222, 42415, 45409, 57460, 59381, 64870, 69860, 80444, 84331, 84830, 90818, 100555, 110279, 118762, 129740, 168662, 169660, 181636, 201110, 220558, 227045, 237524, 296905, 337324, 402220, 421655, 441116, 454090, 551395, 590317, 593810, 771953, 843310, 908180, 1102790, 1180634, 1187620, 1433627, 1543906, 1686620, 2205580, 2361268, 2867254, 2951585, 3087812, 3859765, 5734508, 5903170, 7168135, 7719530, 10035389, 11806340, 14336270, 15439060, 20070778, 28672540, 40141556, 50176945, 100353890, 200707780]

約数ペア:

[(1, 200707780), (2, 100353890), (4, 50176945), (5, 40141556), (7, 28672540), (10, 20070778), (13, 15439060), (14, 14336270), (17, 11806340), (20, 10035389), (26, 7719530), (28, 7168135), (34, 5903170), (35, 5734508), (52, 3859765), (65, 3087812), (68, 2951585), (70, 2867254), (85, 2361268), (91, 2205580), (119, 1686620), (130, 1543906), (140, 1433627), (169, 1187620), (170, 1180634), (182, 1102790), (221, 908180), (238, 843310), (260, 771953), (338, 593810), (340, 590317), (364, 551395), (442, 454090), (455, 441116), (476, 421655), (499, 402220), (595, 337324), (676, 296905), (845, 237524), (884, 227045), (910, 220558), (998, 201110), (1105, 181636), (1183, 169660), (1190, 168662), (1547, 129740), (1690, 118762), (1820, 110279), (1996, 100555), (2210, 90818), (2366, 84830), (2380, 84331), (2495, 80444), (2873, 69860), (3094, 64870), (3380, 59381), (3493, 57460), (4420, 45409), (4732, 42415), (4990, 40222), (5746, 34930), (5915, 33932), (6188, 32435), (6487, 30940), (6986, 28730), (7735, 25948), (8483, 23660), (9980, 20111), (11492, 17465), (11830, 16966), (12974, 15470), (13972, 14365)]