28934460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 95135040

約数和(自身を除く): 66200580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 241, 261, 276, 290, 345, 348, 414, 435, 460, 482, 522, 580, 667, 690, 723, 828, 870, 964, 1035, 1044, 1205, 1305, 1334, 1380, 1446, 1740, 2001, 2070, 2169, 2410, 2610, 2668, 2892, 3335, 3615, 4002, 4140, 4338, 4820, 5220, 5543, 6003, 6670, 6989, 7230, 8004, 8676, 10005, 10845, 11086, 12006, 13340, 13978, 14460, 16629, 20010, 20967, 21690, 22172, 24012, 27715, 27956, 30015, 33258, 34945, 40020, 41934, 43380, 49887, 55430, 60030, 62901, 66516, 69890, 83145, 83868, 99774, 104835, 110860, 120060, 125802, 139780, 160747, 166290, 199548, 209670, 249435, 251604, 314505, 321494, 332580, 419340, 482241, 498870, 629010, 642988, 803735, 964482, 997740, 1258020, 1446723, 1607470, 1928964, 2411205, 2893446, 3214940, 4822410, 5786892, 7233615, 9644820, 14467230, 28934460]

約数ペア:

[(1, 28934460), (2, 14467230), (3, 9644820), (4, 7233615), (5, 5786892), (6, 4822410), (9, 3214940), (10, 2893446), (12, 2411205), (15, 1928964), (18, 1607470), (20, 1446723), (23, 1258020), (29, 997740), (30, 964482), (36, 803735), (45, 642988), (46, 629010), (58, 498870), (60, 482241), (69, 419340), (87, 332580), (90, 321494), (92, 314505), (115, 251604), (116, 249435), (138, 209670), (145, 199548), (174, 166290), (180, 160747), (207, 139780), (230, 125802), (241, 120060), (261, 110860), (276, 104835), (290, 99774), (345, 83868), (348, 83145), (414, 69890), (435, 66516), (460, 62901), (482, 60030), (522, 55430), (580, 49887), (667, 43380), (690, 41934), (723, 40020), (828, 34945), (870, 33258), (964, 30015), (1035, 27956), (1044, 27715), (1205, 24012), (1305, 22172), (1334, 21690), (1380, 20967), (1446, 20010), (1740, 16629), (2001, 14460), (2070, 13978), (2169, 13340), (2410, 12006), (2610, 11086), (2668, 10845), (2892, 10005), (3335, 8676), (3615, 8004), (4002, 7230), (4140, 6989), (4338, 6670), (4820, 6003), (5220, 5543)]