28623870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1050

約数の個数: 96

約数和(自身を含む): 84071520

約数和(自身を除く): 55447650

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 29, 30, 33, 45, 55, 58, 66, 87, 90, 99, 110, 145, 165, 174, 198, 261, 290, 319, 330, 435, 495, 522, 638, 870, 957, 990, 997, 1305, 1595, 1914, 1994, 2610, 2871, 2991, 3190, 4785, 4985, 5742, 5982, 8973, 9570, 9970, 10967, 14355, 14955, 17946, 21934, 28710, 28913, 29910, 32901, 44865, 54835, 57826, 65802, 86739, 89730, 98703, 109670, 144565, 164505, 173478, 197406, 260217, 289130, 318043, 329010, 433695, 493515, 520434, 636086, 867390, 954129, 987030, 1301085, 1590215, 1908258, 2602170, 2862387, 3180430, 4770645, 5724774, 9541290, 14311935, 28623870]

約数ペア:

[(1, 28623870), (2, 14311935), (3, 9541290), (5, 5724774), (6, 4770645), (9, 3180430), (10, 2862387), (11, 2602170), (15, 1908258), (18, 1590215), (22, 1301085), (29, 987030), (30, 954129), (33, 867390), (45, 636086), (55, 520434), (58, 493515), (66, 433695), (87, 329010), (90, 318043), (99, 289130), (110, 260217), (145, 197406), (165, 173478), (174, 164505), (198, 144565), (261, 109670), (290, 98703), (319, 89730), (330, 86739), (435, 65802), (495, 57826), (522, 54835), (638, 44865), (870, 32901), (957, 29910), (990, 28913), (997, 28710), (1305, 21934), (1595, 17946), (1914, 14955), (1994, 14355), (2610, 10967), (2871, 9970), (2991, 9570), (3190, 8973), (4785, 5982), (4985, 5742)]