18170040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 63221760

約数和(自身を除く): 45051720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 223, 280, 291, 388, 420, 446, 485, 582, 669, 679, 776, 840, 892, 970, 1115, 1164, 1338, 1358, 1455, 1561, 1784, 1940, 2037, 2230, 2328, 2676, 2716, 2910, 3122, 3345, 3395, 3880, 4074, 4460, 4683, 5352, 5432, 5820, 6244, 6690, 6790, 7805, 8148, 8920, 9366, 10185, 11640, 12488, 13380, 13580, 15610, 16296, 18732, 20370, 21631, 23415, 26760, 27160, 31220, 37464, 40740, 43262, 46830, 62440, 64893, 81480, 86524, 93660, 108155, 129786, 151417, 173048, 187320, 216310, 259572, 302834, 324465, 432620, 454251, 519144, 605668, 648930, 757085, 865240, 908502, 1211336, 1297860, 1514170, 1817004, 2271255, 2595720, 3028340, 3634008, 4542510, 6056680, 9085020, 18170040]

約数ペア:

[(1, 18170040), (2, 9085020), (3, 6056680), (4, 4542510), (5, 3634008), (6, 3028340), (7, 2595720), (8, 2271255), (10, 1817004), (12, 1514170), (14, 1297860), (15, 1211336), (20, 908502), (21, 865240), (24, 757085), (28, 648930), (30, 605668), (35, 519144), (40, 454251), (42, 432620), (56, 324465), (60, 302834), (70, 259572), (84, 216310), (97, 187320), (105, 173048), (120, 151417), (140, 129786), (168, 108155), (194, 93660), (210, 86524), (223, 81480), (280, 64893), (291, 62440), (388, 46830), (420, 43262), (446, 40740), (485, 37464), (582, 31220), (669, 27160), (679, 26760), (776, 23415), (840, 21631), (892, 20370), (970, 18732), (1115, 16296), (1164, 15610), (1338, 13580), (1358, 13380), (1455, 12488), (1561, 11640), (1784, 10185), (1940, 9366), (2037, 8920), (2230, 8148), (2328, 7805), (2676, 6790), (2716, 6690), (2910, 6244), (3122, 5820), (3345, 5432), (3395, 5352), (3880, 4683), (4074, 4460)]