89399970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1029

約数の個数: 128

約数和(自身を含む): 268738560

約数和(自身を除く): 179338590

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 310, 330, 341, 465, 495, 558, 594, 682, 837, 930, 971, 990, 1023, 1395, 1485, 1674, 1705, 1942, 2046, 2790, 2913, 2970, 3069, 3410, 4185, 4855, 5115, 5826, 6138, 8370, 8739, 9207, 9710, 10230, 10681, 14565, 15345, 17478, 18414, 21362, 26217, 29130, 30101, 30690, 32043, 43695, 46035, 52434, 53405, 60202, 64086, 87390, 90303, 92070, 96129, 106810, 131085, 150505, 160215, 180606, 192258, 262170, 270909, 288387, 301010, 320430, 331111, 451515, 480645, 541818, 576774, 662222, 812727, 903030, 961290, 993333, 1354545, 1441935, 1625454, 1655555, 1986666, 2709090, 2883870, 2979999, 3311110, 4063635, 4966665, 5959998, 8127270, 8939997, 9933330, 14899995, 17879994, 29799990, 44699985, 89399970]

約数ペア:

[(1, 89399970), (2, 44699985), (3, 29799990), (5, 17879994), (6, 14899995), (9, 9933330), (10, 8939997), (11, 8127270), (15, 5959998), (18, 4966665), (22, 4063635), (27, 3311110), (30, 2979999), (31, 2883870), (33, 2709090), (45, 1986666), (54, 1655555), (55, 1625454), (62, 1441935), (66, 1354545), (90, 993333), (93, 961290), (99, 903030), (110, 812727), (135, 662222), (155, 576774), (165, 541818), (186, 480645), (198, 451515), (270, 331111), (279, 320430), (297, 301010), (310, 288387), (330, 270909), (341, 262170), (465, 192258), (495, 180606), (558, 160215), (594, 150505), (682, 131085), (837, 106810), (930, 96129), (971, 92070), (990, 90303), (1023, 87390), (1395, 64086), (1485, 60202), (1674, 53405), (1705, 52434), (1942, 46035), (2046, 43695), (2790, 32043), (2913, 30690), (2970, 30101), (3069, 29130), (3410, 26217), (4185, 21362), (4855, 18414), (5115, 17478), (5826, 15345), (6138, 14565), (8370, 10681), (8739, 10230), (9207, 9710)]