218231640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55109}}^1$

素因数の和:55137

約数の個数: 96

約数和(自身を含む): 773744400

約数和(自身を除く): 555512760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 55109, 110218, 165327, 220436, 275545, 330654, 440872, 495981, 551090, 606199, 661308, 826635, 991962, 1102180, 1212398, 1322616, 1653270, 1818597, 1983924, 2204360, 2424796, 2479905, 3030995, 3306540, 3637194, 3967848, 4849592, 4959810, 5455791, 6061990, 6613080, 7274388, 9092985, 9919620, 10911582, 12123980, 14548776, 18185970, 19839240, 21823164, 24247960, 27278955, 36371940, 43646328, 54557910, 72743880, 109115820, 218231640]

約数ペア:

[(1, 218231640), (2, 109115820), (3, 72743880), (4, 54557910), (5, 43646328), (6, 36371940), (8, 27278955), (9, 24247960), (10, 21823164), (11, 19839240), (12, 18185970), (15, 14548776), (18, 12123980), (20, 10911582), (22, 9919620), (24, 9092985), (30, 7274388), (33, 6613080), (36, 6061990), (40, 5455791), (44, 4959810), (45, 4849592), (55, 3967848), (60, 3637194), (66, 3306540), (72, 3030995), (88, 2479905), (90, 2424796), (99, 2204360), (110, 1983924), (120, 1818597), (132, 1653270), (165, 1322616), (180, 1212398), (198, 1102180), (220, 991962), (264, 826635), (330, 661308), (360, 606199), (396, 551090), (440, 495981), (495, 440872), (660, 330654), (792, 275545), (990, 220436), (1320, 165327), (1980, 110218), (3960, 55109)]