230957440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1720

約数の個数: 128

約数和(自身を含む): 651755520

約数和(自身を除く): 420798080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1663, 1736, 1984, 2170, 2240, 2480, 3326, 3472, 3968, 4340, 4480, 4960, 6652, 6944, 8315, 8680, 9920, 11641, 13304, 13888, 16630, 17360, 19840, 23282, 26608, 27776, 33260, 34720, 46564, 51553, 53216, 58205, 66520, 69440, 93128, 103106, 106432, 116410, 133040, 138880, 186256, 206212, 212864, 232820, 257765, 266080, 360871, 372512, 412424, 465640, 515530, 532160, 721742, 745024, 824848, 931280, 1031060, 1064320, 1443484, 1490048, 1649696, 1804355, 1862560, 2062120, 2886968, 3299392, 3608710, 3725120, 4124240, 5773936, 6598784, 7217420, 7450240, 8248480, 11547872, 14434840, 16496960, 23095744, 28869680, 32993920, 46191488, 57739360, 115478720, 230957440]

約数ペア:

[(1, 230957440), (2, 115478720), (4, 57739360), (5, 46191488), (7, 32993920), (8, 28869680), (10, 23095744), (14, 16496960), (16, 14434840), (20, 11547872), (28, 8248480), (31, 7450240), (32, 7217420), (35, 6598784), (40, 5773936), (56, 4124240), (62, 3725120), (64, 3608710), (70, 3299392), (80, 2886968), (112, 2062120), (124, 1862560), (128, 1804355), (140, 1649696), (155, 1490048), (160, 1443484), (217, 1064320), (224, 1031060), (248, 931280), (280, 824848), (310, 745024), (320, 721742), (434, 532160), (448, 515530), (496, 465640), (560, 412424), (620, 372512), (640, 360871), (868, 266080), (896, 257765), (992, 232820), (1085, 212864), (1120, 206212), (1240, 186256), (1663, 138880), (1736, 133040), (1984, 116410), (2170, 106432), (2240, 103106), (2480, 93128), (3326, 69440), (3472, 66520), (3968, 58205), (4340, 53216), (4480, 51553), (4960, 46564), (6652, 34720), (6944, 33260), (8315, 27776), (8680, 26608), (9920, 23282), (11641, 19840), (13304, 17360), (13888, 16630)]