281991240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15359}}^1$

素因数の和:15396

約数の個数: 128

約数和(自身を含む): 995328000

約数和(自身を除く): 713336760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1224, 1530, 1836, 2040, 2295, 3060, 3672, 4590, 6120, 9180, 15359, 18360, 30718, 46077, 61436, 76795, 92154, 122872, 138231, 153590, 184308, 230385, 261103, 276462, 307180, 368616, 414693, 460770, 522206, 552924, 614360, 691155, 783309, 829386, 921540, 1044412, 1105848, 1305515, 1382310, 1566618, 1658772, 1843080, 2073465, 2088824, 2349927, 2611030, 2764620, 3133236, 3317544, 3916545, 4146930, 4699854, 5222060, 5529240, 6266472, 7049781, 7833090, 8293860, 9399708, 10444120, 11749635, 14099562, 15666180, 16587720, 18799416, 23499270, 28199124, 31332360, 35248905, 46998540, 56398248, 70497810, 93997080, 140995620, 281991240]

約数ペア:

[(1, 281991240), (2, 140995620), (3, 93997080), (4, 70497810), (5, 56398248), (6, 46998540), (8, 35248905), (9, 31332360), (10, 28199124), (12, 23499270), (15, 18799416), (17, 16587720), (18, 15666180), (20, 14099562), (24, 11749635), (27, 10444120), (30, 9399708), (34, 8293860), (36, 7833090), (40, 7049781), (45, 6266472), (51, 5529240), (54, 5222060), (60, 4699854), (68, 4146930), (72, 3916545), (85, 3317544), (90, 3133236), (102, 2764620), (108, 2611030), (120, 2349927), (135, 2088824), (136, 2073465), (153, 1843080), (170, 1658772), (180, 1566618), (204, 1382310), (216, 1305515), (255, 1105848), (270, 1044412), (306, 921540), (340, 829386), (360, 783309), (408, 691155), (459, 614360), (510, 552924), (540, 522206), (612, 460770), (680, 414693), (765, 368616), (918, 307180), (1020, 276462), (1080, 261103), (1224, 230385), (1530, 184308), (1836, 153590), (2040, 138231), (2295, 122872), (3060, 92154), (3672, 76795), (4590, 61436), (6120, 46077), (9180, 30718), (15359, 18360)]