28278072

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 120

約数和(自身を含む): 84695160

約数和(自身を除く): 56417088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 151, 153, 162, 204, 216, 289, 302, 306, 324, 408, 453, 459, 578, 604, 612, 648, 867, 906, 918, 1156, 1208, 1224, 1359, 1377, 1734, 1812, 1836, 2312, 2567, 2601, 2718, 2754, 3468, 3624, 3672, 4077, 5134, 5202, 5436, 5508, 6936, 7701, 7803, 8154, 10268, 10404, 10872, 11016, 12231, 15402, 15606, 16308, 20536, 20808, 23103, 23409, 24462, 30804, 31212, 32616, 43639, 46206, 46818, 48924, 61608, 62424, 69309, 87278, 92412, 93636, 97848, 130917, 138618, 174556, 184824, 187272, 207927, 261834, 277236, 349112, 392751, 415854, 523668, 554472, 785502, 831708, 1047336, 1178253, 1571004, 1663416, 2356506, 3142008, 3534759, 4713012, 7069518, 9426024, 14139036, 28278072]

約数ペア:

[(1, 28278072), (2, 14139036), (3, 9426024), (4, 7069518), (6, 4713012), (8, 3534759), (9, 3142008), (12, 2356506), (17, 1663416), (18, 1571004), (24, 1178253), (27, 1047336), (34, 831708), (36, 785502), (51, 554472), (54, 523668), (68, 415854), (72, 392751), (81, 349112), (102, 277236), (108, 261834), (136, 207927), (151, 187272), (153, 184824), (162, 174556), (204, 138618), (216, 130917), (289, 97848), (302, 93636), (306, 92412), (324, 87278), (408, 69309), (453, 62424), (459, 61608), (578, 48924), (604, 46818), (612, 46206), (648, 43639), (867, 32616), (906, 31212), (918, 30804), (1156, 24462), (1208, 23409), (1224, 23103), (1359, 20808), (1377, 20536), (1734, 16308), (1812, 15606), (1836, 15402), (2312, 12231), (2567, 11016), (2601, 10872), (2718, 10404), (2754, 10268), (3468, 8154), (3624, 7803), (3672, 7701), (4077, 6936), (5134, 5508), (5202, 5436)]