28884960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1577

約数の個数: 144

約数和(自身を含む): 106221024

約数和(自身を除く): 77336064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1543, 1560, 1872, 2080, 2340, 3086, 3120, 3744, 4629, 4680, 6172, 6240, 7715, 9258, 9360, 12344, 13887, 15430, 18516, 18720, 20059, 23145, 24688, 27774, 30860, 37032, 40118, 46290, 49376, 55548, 60177, 61720, 69435, 74064, 80236, 92580, 100295, 111096, 120354, 123440, 138870, 148128, 160472, 180531, 185160, 200590, 222192, 240708, 246880, 277740, 300885, 320944, 361062, 370320, 401180, 444384, 481416, 555480, 601770, 641888, 722124, 740640, 802360, 902655, 962832, 1110960, 1203540, 1444248, 1604720, 1805310, 1925664, 2221920, 2407080, 2888496, 3209440, 3610620, 4814160, 5776992, 7221240, 9628320, 14442480, 28884960]

約数ペア:

[(1, 28884960), (2, 14442480), (3, 9628320), (4, 7221240), (5, 5776992), (6, 4814160), (8, 3610620), (9, 3209440), (10, 2888496), (12, 2407080), (13, 2221920), (15, 1925664), (16, 1805310), (18, 1604720), (20, 1444248), (24, 1203540), (26, 1110960), (30, 962832), (32, 902655), (36, 802360), (39, 740640), (40, 722124), (45, 641888), (48, 601770), (52, 555480), (60, 481416), (65, 444384), (72, 401180), (78, 370320), (80, 361062), (90, 320944), (96, 300885), (104, 277740), (117, 246880), (120, 240708), (130, 222192), (144, 200590), (156, 185160), (160, 180531), (180, 160472), (195, 148128), (208, 138870), (234, 123440), (240, 120354), (260, 111096), (288, 100295), (312, 92580), (360, 80236), (390, 74064), (416, 69435), (468, 61720), (480, 60177), (520, 55548), (585, 49376), (624, 46290), (720, 40118), (780, 37032), (936, 30860), (1040, 27774), (1170, 24688), (1248, 23145), (1440, 20059), (1543, 18720), (1560, 18516), (1872, 15430), (2080, 13887), (2340, 12344), (3086, 9360), (3120, 9258), (3744, 7715), (4629, 6240), (4680, 6172)]