24640720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 160

約数和(自身を含む): 68745600

約数和(自身を除く): 44104880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 29, 38, 40, 43, 52, 58, 65, 76, 80, 86, 95, 104, 116, 130, 145, 152, 172, 190, 208, 215, 232, 247, 260, 290, 304, 344, 377, 380, 430, 464, 494, 520, 551, 559, 580, 688, 754, 760, 817, 860, 988, 1040, 1102, 1118, 1160, 1235, 1247, 1508, 1520, 1634, 1720, 1885, 1976, 2204, 2236, 2320, 2470, 2494, 2755, 2795, 3016, 3268, 3440, 3770, 3952, 4085, 4408, 4472, 4940, 4988, 5510, 5590, 6032, 6235, 6536, 7163, 7540, 8170, 8816, 8944, 9880, 9976, 10621, 11020, 11180, 12470, 13072, 14326, 15080, 16211, 16340, 19760, 19952, 21242, 22040, 22360, 23693, 24940, 28652, 30160, 32422, 32680, 35815, 42484, 44080, 44720, 47386, 49880, 53105, 57304, 64844, 65360, 71630, 81055, 84968, 94772, 99760, 106210, 114608, 118465, 129688, 143260, 162110, 169936, 189544, 212420, 236930, 259376, 286520, 308009, 324220, 379088, 424840, 473860, 573040, 616018, 648440, 849680, 947720, 1232036, 1296880, 1540045, 1895440, 2464072, 3080090, 4928144, 6160180, 12320360, 24640720]

約数ペア:

[(1, 24640720), (2, 12320360), (4, 6160180), (5, 4928144), (8, 3080090), (10, 2464072), (13, 1895440), (16, 1540045), (19, 1296880), (20, 1232036), (26, 947720), (29, 849680), (38, 648440), (40, 616018), (43, 573040), (52, 473860), (58, 424840), (65, 379088), (76, 324220), (80, 308009), (86, 286520), (95, 259376), (104, 236930), (116, 212420), (130, 189544), (145, 169936), (152, 162110), (172, 143260), (190, 129688), (208, 118465), (215, 114608), (232, 106210), (247, 99760), (260, 94772), (290, 84968), (304, 81055), (344, 71630), (377, 65360), (380, 64844), (430, 57304), (464, 53105), (494, 49880), (520, 47386), (551, 44720), (559, 44080), (580, 42484), (688, 35815), (754, 32680), (760, 32422), (817, 30160), (860, 28652), (988, 24940), (1040, 23693), (1102, 22360), (1118, 22040), (1160, 21242), (1235, 19952), (1247, 19760), (1508, 16340), (1520, 16211), (1634, 15080), (1720, 14326), (1885, 13072), (1976, 12470), (2204, 11180), (2236, 11020), (2320, 10621), (2470, 9976), (2494, 9880), (2755, 8944), (2795, 8816), (3016, 8170), (3268, 7540), (3440, 7163), (3770, 6536), (3952, 6235), (4085, 6032), (4408, 5590), (4472, 5510), (4940, 4988)]