91431040

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 235497600

約数和(自身を除く): 144066560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 73, 76, 80, 95, 103, 128, 146, 152, 160, 190, 206, 292, 304, 320, 365, 380, 412, 515, 584, 608, 640, 730, 760, 824, 1030, 1168, 1216, 1387, 1460, 1520, 1648, 1957, 2060, 2336, 2432, 2774, 2920, 3040, 3296, 3914, 4120, 4672, 5548, 5840, 6080, 6592, 6935, 7519, 7828, 8240, 9344, 9785, 11096, 11680, 12160, 13184, 13870, 15038, 15656, 16480, 19570, 22192, 23360, 27740, 30076, 31312, 32960, 37595, 39140, 44384, 46720, 55480, 60152, 62624, 65920, 75190, 78280, 88768, 110960, 120304, 125248, 142861, 150380, 156560, 177536, 221920, 240608, 250496, 285722, 300760, 313120, 443840, 481216, 571444, 601520, 626240, 714305, 887680, 962432, 1142888, 1203040, 1252480, 1428610, 2285776, 2406080, 2857220, 4571552, 4812160, 5714440, 9143104, 11428880, 18286208, 22857760, 45715520, 91431040]

約数ペア:

[(1, 91431040), (2, 45715520), (4, 22857760), (5, 18286208), (8, 11428880), (10, 9143104), (16, 5714440), (19, 4812160), (20, 4571552), (32, 2857220), (38, 2406080), (40, 2285776), (64, 1428610), (73, 1252480), (76, 1203040), (80, 1142888), (95, 962432), (103, 887680), (128, 714305), (146, 626240), (152, 601520), (160, 571444), (190, 481216), (206, 443840), (292, 313120), (304, 300760), (320, 285722), (365, 250496), (380, 240608), (412, 221920), (515, 177536), (584, 156560), (608, 150380), (640, 142861), (730, 125248), (760, 120304), (824, 110960), (1030, 88768), (1168, 78280), (1216, 75190), (1387, 65920), (1460, 62624), (1520, 60152), (1648, 55480), (1957, 46720), (2060, 44384), (2336, 39140), (2432, 37595), (2774, 32960), (2920, 31312), (3040, 30076), (3296, 27740), (3914, 23360), (4120, 22192), (4672, 19570), (5548, 16480), (5840, 15656), (6080, 15038), (6592, 13870), (6935, 13184), (7519, 12160), (7828, 11680), (8240, 11096), (9344, 9785)]