28503810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 78287040

約数和(自身を除く): 49783230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 67, 87, 90, 134, 145, 163, 174, 201, 261, 290, 326, 335, 402, 435, 489, 522, 603, 670, 815, 870, 978, 1005, 1206, 1305, 1467, 1630, 1943, 2010, 2445, 2610, 2934, 3015, 3886, 4727, 4890, 5829, 6030, 7335, 9454, 9715, 10921, 11658, 14181, 14670, 17487, 19430, 21842, 23635, 28362, 29145, 32763, 34974, 42543, 47270, 54605, 58290, 65526, 70905, 85086, 87435, 98289, 109210, 141810, 163815, 174870, 196578, 212715, 316709, 327630, 425430, 491445, 633418, 950127, 982890, 1583545, 1900254, 2850381, 3167090, 4750635, 5700762, 9501270, 14251905, 28503810]

約数ペア:

[(1, 28503810), (2, 14251905), (3, 9501270), (5, 5700762), (6, 4750635), (9, 3167090), (10, 2850381), (15, 1900254), (18, 1583545), (29, 982890), (30, 950127), (45, 633418), (58, 491445), (67, 425430), (87, 327630), (90, 316709), (134, 212715), (145, 196578), (163, 174870), (174, 163815), (201, 141810), (261, 109210), (290, 98289), (326, 87435), (335, 85086), (402, 70905), (435, 65526), (489, 58290), (522, 54605), (603, 47270), (670, 42543), (815, 34974), (870, 32763), (978, 29145), (1005, 28362), (1206, 23635), (1305, 21842), (1467, 19430), (1630, 17487), (1943, 14670), (2010, 14181), (2445, 11658), (2610, 10921), (2934, 9715), (3015, 9454), (3886, 7335), (4727, 6030), (4890, 5829)]