403520640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2879}}^1$

素因数の和:2974

約数の個数: 128

約数和(自身を含む): 1304294400

約数和(自身を除く): 900773760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 292, 320, 365, 384, 438, 480, 584, 640, 730, 876, 960, 1095, 1168, 1460, 1752, 1920, 2190, 2336, 2879, 2920, 3504, 4380, 4672, 5758, 5840, 7008, 8637, 8760, 9344, 11516, 11680, 14016, 14395, 17274, 17520, 23032, 23360, 28032, 28790, 34548, 35040, 43185, 46064, 46720, 57580, 69096, 70080, 86370, 92128, 115160, 138192, 140160, 172740, 184256, 210167, 230320, 276384, 345480, 368512, 420334, 460640, 552768, 630501, 690960, 840668, 921280, 1050835, 1105536, 1261002, 1381920, 1681336, 1842560, 2101670, 2522004, 2763840, 3152505, 3362672, 4203340, 5044008, 5527680, 6305010, 6725344, 8406680, 10088016, 12610020, 13450688, 16813360, 20176032, 25220040, 26901376, 33626720, 40352064, 50440080, 67253440, 80704128, 100880160, 134506880, 201760320, 403520640]

約数ペア:

[(1, 403520640), (2, 201760320), (3, 134506880), (4, 100880160), (5, 80704128), (6, 67253440), (8, 50440080), (10, 40352064), (12, 33626720), (15, 26901376), (16, 25220040), (20, 20176032), (24, 16813360), (30, 13450688), (32, 12610020), (40, 10088016), (48, 8406680), (60, 6725344), (64, 6305010), (73, 5527680), (80, 5044008), (96, 4203340), (120, 3362672), (128, 3152505), (146, 2763840), (160, 2522004), (192, 2101670), (219, 1842560), (240, 1681336), (292, 1381920), (320, 1261002), (365, 1105536), (384, 1050835), (438, 921280), (480, 840668), (584, 690960), (640, 630501), (730, 552768), (876, 460640), (960, 420334), (1095, 368512), (1168, 345480), (1460, 276384), (1752, 230320), (1920, 210167), (2190, 184256), (2336, 172740), (2879, 140160), (2920, 138192), (3504, 115160), (4380, 92128), (4672, 86370), (5758, 70080), (5840, 69096), (7008, 57580), (8637, 46720), (8760, 46064), (9344, 43185), (11516, 35040), (11680, 34548), (14016, 28790), (14395, 28032), (17274, 23360), (17520, 23032)]