147803440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 366405120

約数和(自身を除く): 218601680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 191, 272, 340, 382, 569, 680, 764, 955, 1138, 1360, 1528, 1910, 2276, 2845, 3056, 3247, 3820, 4552, 5690, 6494, 7640, 9104, 9673, 11380, 12988, 15280, 16235, 19346, 22760, 25976, 32470, 38692, 45520, 48365, 51952, 64940, 77384, 96730, 108679, 129880, 154768, 193460, 217358, 259760, 386920, 434716, 543395, 773840, 869432, 1086790, 1738864, 1847543, 2173580, 3695086, 4347160, 7390172, 8694320, 9237715, 14780344, 18475430, 29560688, 36950860, 73901720, 147803440]

約数ペア:

[(1, 147803440), (2, 73901720), (4, 36950860), (5, 29560688), (8, 18475430), (10, 14780344), (16, 9237715), (17, 8694320), (20, 7390172), (34, 4347160), (40, 3695086), (68, 2173580), (80, 1847543), (85, 1738864), (136, 1086790), (170, 869432), (191, 773840), (272, 543395), (340, 434716), (382, 386920), (569, 259760), (680, 217358), (764, 193460), (955, 154768), (1138, 129880), (1360, 108679), (1528, 96730), (1910, 77384), (2276, 64940), (2845, 51952), (3056, 48365), (3247, 45520), (3820, 38692), (4552, 32470), (5690, 25976), (6494, 22760), (7640, 19346), (9104, 16235), (9673, 15280), (11380, 12988)]