145159040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 380419200

約数和(自身を除く): 235260160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 73, 80, 104, 128, 130, 146, 160, 208, 239, 260, 292, 320, 365, 416, 478, 520, 584, 640, 730, 832, 949, 956, 1040, 1168, 1195, 1460, 1664, 1898, 1912, 2080, 2336, 2390, 2920, 3107, 3796, 3824, 4160, 4672, 4745, 4780, 5840, 6214, 7592, 7648, 8320, 9344, 9490, 9560, 11680, 12428, 15184, 15296, 15535, 17447, 18980, 19120, 23360, 24856, 30368, 30592, 31070, 34894, 37960, 38240, 46720, 49712, 60736, 62140, 69788, 75920, 76480, 87235, 99424, 121472, 124280, 139576, 151840, 152960, 174470, 198848, 226811, 248560, 279152, 303680, 348940, 397696, 453622, 497120, 558304, 607360, 697880, 907244, 994240, 1116608, 1134055, 1395760, 1814488, 1988480, 2233216, 2268110, 2791520, 3628976, 4536220, 5583040, 7257952, 9072440, 11166080, 14515904, 18144880, 29031808, 36289760, 72579520, 145159040]

約数ペア:

[(1, 145159040), (2, 72579520), (4, 36289760), (5, 29031808), (8, 18144880), (10, 14515904), (13, 11166080), (16, 9072440), (20, 7257952), (26, 5583040), (32, 4536220), (40, 3628976), (52, 2791520), (64, 2268110), (65, 2233216), (73, 1988480), (80, 1814488), (104, 1395760), (128, 1134055), (130, 1116608), (146, 994240), (160, 907244), (208, 697880), (239, 607360), (260, 558304), (292, 497120), (320, 453622), (365, 397696), (416, 348940), (478, 303680), (520, 279152), (584, 248560), (640, 226811), (730, 198848), (832, 174470), (949, 152960), (956, 151840), (1040, 139576), (1168, 124280), (1195, 121472), (1460, 99424), (1664, 87235), (1898, 76480), (1912, 75920), (2080, 69788), (2336, 62140), (2390, 60736), (2920, 49712), (3107, 46720), (3796, 38240), (3824, 37960), (4160, 34894), (4672, 31070), (4745, 30592), (4780, 30368), (5840, 24856), (6214, 23360), (7592, 19120), (7648, 18980), (8320, 17447), (9344, 15535), (9490, 15296), (9560, 15184), (11680, 12428)]