243946440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21859}}^1$

素因数の和:21907

約数の個数: 96

約数和(自身を含む): 818438400

約数和(自身を除く): 574491960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 21859, 43718, 65577, 87436, 109295, 131154, 174872, 196731, 218590, 262308, 327885, 393462, 437180, 524616, 655770, 677629, 786924, 874360, 983655, 1311540, 1355258, 1573848, 1967310, 2032887, 2623080, 2710516, 3388145, 3934620, 4065774, 5421032, 6098661, 6776290, 7869240, 8131548, 10164435, 12197322, 13552580, 16263096, 20328870, 24394644, 27105160, 30493305, 40657740, 48789288, 60986610, 81315480, 121973220, 243946440]

約数ペア:

[(1, 243946440), (2, 121973220), (3, 81315480), (4, 60986610), (5, 48789288), (6, 40657740), (8, 30493305), (9, 27105160), (10, 24394644), (12, 20328870), (15, 16263096), (18, 13552580), (20, 12197322), (24, 10164435), (30, 8131548), (31, 7869240), (36, 6776290), (40, 6098661), (45, 5421032), (60, 4065774), (62, 3934620), (72, 3388145), (90, 2710516), (93, 2623080), (120, 2032887), (124, 1967310), (155, 1573848), (180, 1355258), (186, 1311540), (248, 983655), (279, 874360), (310, 786924), (360, 677629), (372, 655770), (465, 524616), (558, 437180), (620, 393462), (744, 327885), (930, 262308), (1116, 218590), (1240, 196731), (1395, 174872), (1860, 131154), (2232, 109295), (2790, 87436), (3720, 65577), (5580, 43718), (11160, 21859)]