28344720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1327}}^1$

素因数の和:1432

約数の個数: 80

約数和(自身を含む): 88922880

約数和(自身を除く): 60578160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1327, 1335, 1424, 1780, 2136, 2654, 2670, 3560, 3981, 4272, 5308, 5340, 6635, 7120, 7962, 10616, 10680, 13270, 15924, 19905, 21232, 21360, 26540, 31848, 39810, 53080, 63696, 79620, 106160, 118103, 159240, 236206, 318480, 354309, 472412, 590515, 708618, 944824, 1181030, 1417236, 1771545, 1889648, 2362060, 2834472, 3543090, 4724120, 5668944, 7086180, 9448240, 14172360, 28344720]

約数ペア:

[(1, 28344720), (2, 14172360), (3, 9448240), (4, 7086180), (5, 5668944), (6, 4724120), (8, 3543090), (10, 2834472), (12, 2362060), (15, 1889648), (16, 1771545), (20, 1417236), (24, 1181030), (30, 944824), (40, 708618), (48, 590515), (60, 472412), (80, 354309), (89, 318480), (120, 236206), (178, 159240), (240, 118103), (267, 106160), (356, 79620), (445, 63696), (534, 53080), (712, 39810), (890, 31848), (1068, 26540), (1327, 21360), (1335, 21232), (1424, 19905), (1780, 15924), (2136, 13270), (2654, 10680), (2670, 10616), (3560, 7962), (3981, 7120), (4272, 6635), (5308, 5340)]