389930880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4723}}^1$

素因数の和:4788

約数の個数: 128

約数和(自身を含む): 1272078720

約数和(自身を除く): 882147840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 1920, 2064, 2580, 2752, 3440, 4128, 4723, 5160, 5504, 6880, 8256, 9446, 10320, 13760, 14169, 16512, 18892, 20640, 23615, 27520, 28338, 37784, 41280, 47230, 56676, 70845, 75568, 82560, 94460, 113352, 141690, 151136, 188920, 203089, 226704, 283380, 302272, 377840, 406178, 453408, 566760, 604544, 609267, 755680, 812356, 906816, 1015445, 1133520, 1218534, 1511360, 1624712, 1813632, 2030890, 2267040, 2437068, 3022720, 3046335, 3249424, 4061780, 4534080, 4874136, 6092670, 6498848, 8123560, 9068160, 9748272, 12185340, 12997696, 16247120, 19496544, 24370680, 25995392, 32494240, 38993088, 48741360, 64988480, 77986176, 97482720, 129976960, 194965440, 389930880]

約数ペア:

[(1, 389930880), (2, 194965440), (3, 129976960), (4, 97482720), (5, 77986176), (6, 64988480), (8, 48741360), (10, 38993088), (12, 32494240), (15, 25995392), (16, 24370680), (20, 19496544), (24, 16247120), (30, 12997696), (32, 12185340), (40, 9748272), (43, 9068160), (48, 8123560), (60, 6498848), (64, 6092670), (80, 4874136), (86, 4534080), (96, 4061780), (120, 3249424), (128, 3046335), (129, 3022720), (160, 2437068), (172, 2267040), (192, 2030890), (215, 1813632), (240, 1624712), (258, 1511360), (320, 1218534), (344, 1133520), (384, 1015445), (430, 906816), (480, 812356), (516, 755680), (640, 609267), (645, 604544), (688, 566760), (860, 453408), (960, 406178), (1032, 377840), (1290, 302272), (1376, 283380), (1720, 226704), (1920, 203089), (2064, 188920), (2580, 151136), (2752, 141690), (3440, 113352), (4128, 94460), (4723, 82560), (5160, 75568), (5504, 70845), (6880, 56676), (8256, 47230), (9446, 41280), (10320, 37784), (13760, 28338), (14169, 27520), (16512, 23615), (18892, 20640)]