81046440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:864

約数の個数: 128

約数和(自身を含む): 273196800

約数和(自身を除く): 192150360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 101, 108, 120, 135, 180, 202, 216, 270, 303, 360, 404, 505, 540, 606, 743, 808, 909, 1010, 1080, 1212, 1486, 1515, 1818, 2020, 2229, 2424, 2727, 2972, 3030, 3636, 3715, 4040, 4458, 4545, 5454, 5944, 6060, 6687, 7272, 7430, 8916, 9090, 10908, 11145, 12120, 13374, 13635, 14860, 17832, 18180, 20061, 21816, 22290, 26748, 27270, 29720, 33435, 36360, 40122, 44580, 53496, 54540, 66870, 75043, 80244, 89160, 100305, 109080, 133740, 150086, 160488, 200610, 225129, 267480, 300172, 375215, 401220, 450258, 600344, 675387, 750430, 802440, 900516, 1125645, 1350774, 1500860, 1801032, 2026161, 2251290, 2701548, 3001720, 3376935, 4052322, 4502580, 5403096, 6753870, 8104644, 9005160, 10130805, 13507740, 16209288, 20261610, 27015480, 40523220, 81046440]

約数ペア:

[(1, 81046440), (2, 40523220), (3, 27015480), (4, 20261610), (5, 16209288), (6, 13507740), (8, 10130805), (9, 9005160), (10, 8104644), (12, 6753870), (15, 5403096), (18, 4502580), (20, 4052322), (24, 3376935), (27, 3001720), (30, 2701548), (36, 2251290), (40, 2026161), (45, 1801032), (54, 1500860), (60, 1350774), (72, 1125645), (90, 900516), (101, 802440), (108, 750430), (120, 675387), (135, 600344), (180, 450258), (202, 401220), (216, 375215), (270, 300172), (303, 267480), (360, 225129), (404, 200610), (505, 160488), (540, 150086), (606, 133740), (743, 109080), (808, 100305), (909, 89160), (1010, 80244), (1080, 75043), (1212, 66870), (1486, 54540), (1515, 53496), (1818, 44580), (2020, 40122), (2229, 36360), (2424, 33435), (2727, 29720), (2972, 27270), (3030, 26748), (3636, 22290), (3715, 21816), (4040, 20061), (4458, 18180), (4545, 17832), (5454, 14860), (5944, 13635), (6060, 13374), (6687, 12120), (7272, 11145), (7430, 10908), (8916, 9090)]