139359760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 351774360

約数和(自身を除く): 212414600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 89, 92, 115, 148, 178, 184, 185, 230, 296, 356, 368, 370, 445, 460, 529, 592, 712, 740, 851, 890, 920, 1058, 1424, 1480, 1702, 1780, 1840, 2047, 2116, 2645, 2960, 3293, 3404, 3560, 4094, 4232, 4255, 5290, 6586, 6808, 7120, 8188, 8464, 8510, 10235, 10580, 13172, 13616, 16376, 16465, 17020, 19573, 20470, 21160, 26344, 32752, 32930, 34040, 39146, 40940, 42320, 47081, 52688, 65860, 68080, 75739, 78292, 81880, 94162, 97865, 131720, 151478, 156584, 163760, 188324, 195730, 235405, 263440, 302956, 313168, 376648, 378695, 391460, 470810, 605912, 753296, 757390, 782920, 941620, 1211824, 1514780, 1565840, 1741997, 1883240, 3029560, 3483994, 3766480, 6059120, 6967988, 8709985, 13935976, 17419970, 27871952, 34839940, 69679880, 139359760]

約数ペア:

[(1, 139359760), (2, 69679880), (4, 34839940), (5, 27871952), (8, 17419970), (10, 13935976), (16, 8709985), (20, 6967988), (23, 6059120), (37, 3766480), (40, 3483994), (46, 3029560), (74, 1883240), (80, 1741997), (89, 1565840), (92, 1514780), (115, 1211824), (148, 941620), (178, 782920), (184, 757390), (185, 753296), (230, 605912), (296, 470810), (356, 391460), (368, 378695), (370, 376648), (445, 313168), (460, 302956), (529, 263440), (592, 235405), (712, 195730), (740, 188324), (851, 163760), (890, 156584), (920, 151478), (1058, 131720), (1424, 97865), (1480, 94162), (1702, 81880), (1780, 78292), (1840, 75739), (2047, 68080), (2116, 65860), (2645, 52688), (2960, 47081), (3293, 42320), (3404, 40940), (3560, 39146), (4094, 34040), (4232, 32930), (4255, 32752), (5290, 26344), (6586, 21160), (6808, 20470), (7120, 19573), (8188, 17020), (8464, 16465), (8510, 16376), (10235, 13616), (10580, 13172)]