28005030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 77366016

約数和(自身を除く): 49360986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 83, 90, 115, 138, 163, 166, 207, 230, 249, 326, 345, 414, 415, 489, 498, 690, 747, 815, 830, 978, 1035, 1245, 1467, 1494, 1630, 1909, 2070, 2445, 2490, 2934, 3735, 3749, 3818, 4890, 5727, 7335, 7470, 7498, 9545, 11247, 11454, 13529, 14670, 17181, 18745, 19090, 22494, 27058, 28635, 33741, 34362, 37490, 40587, 56235, 57270, 67482, 67645, 81174, 85905, 112470, 121761, 135290, 168705, 171810, 202935, 243522, 311167, 337410, 405870, 608805, 622334, 933501, 1217610, 1555835, 1867002, 2800503, 3111670, 4667505, 5601006, 9335010, 14002515, 28005030]

約数ペア:

[(1, 28005030), (2, 14002515), (3, 9335010), (5, 5601006), (6, 4667505), (9, 3111670), (10, 2800503), (15, 1867002), (18, 1555835), (23, 1217610), (30, 933501), (45, 622334), (46, 608805), (69, 405870), (83, 337410), (90, 311167), (115, 243522), (138, 202935), (163, 171810), (166, 168705), (207, 135290), (230, 121761), (249, 112470), (326, 85905), (345, 81174), (414, 67645), (415, 67482), (489, 57270), (498, 56235), (690, 40587), (747, 37490), (815, 34362), (830, 33741), (978, 28635), (1035, 27058), (1245, 22494), (1467, 19090), (1494, 18745), (1630, 17181), (1909, 14670), (2070, 13529), (2445, 11454), (2490, 11247), (2934, 9545), (3735, 7498), (3749, 7470), (3818, 7335), (4890, 5727)]