28761270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 73142784

約数和(自身を除く): 44381514

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 73, 115, 138, 146, 219, 230, 345, 365, 438, 571, 690, 730, 1095, 1142, 1679, 1713, 2190, 2855, 3358, 3426, 5037, 5710, 8395, 8565, 10074, 13133, 16790, 17130, 25185, 26266, 39399, 41683, 50370, 65665, 78798, 83366, 125049, 131330, 196995, 208415, 250098, 393990, 416830, 625245, 958709, 1250490, 1917418, 2876127, 4793545, 5752254, 9587090, 14380635, 28761270]

約数ペア:

[(1, 28761270), (2, 14380635), (3, 9587090), (5, 5752254), (6, 4793545), (10, 2876127), (15, 1917418), (23, 1250490), (30, 958709), (46, 625245), (69, 416830), (73, 393990), (115, 250098), (138, 208415), (146, 196995), (219, 131330), (230, 125049), (345, 83366), (365, 78798), (438, 65665), (571, 50370), (690, 41683), (730, 39399), (1095, 26266), (1142, 25185), (1679, 17130), (1713, 16790), (2190, 13133), (2855, 10074), (3358, 8565), (3426, 8395), (5037, 5710)]