128136540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4297}}^1$

素因数の和:4387

約数の個数: 96

約数和(自身を含む): 415908864

約数和(自身を除く): 287772324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4297, 4970, 5964, 7455, 8594, 9940, 12891, 14910, 17188, 21485, 25782, 29820, 30079, 42970, 51564, 60158, 64455, 85940, 90237, 120316, 128910, 150395, 180474, 257820, 300790, 305087, 360948, 451185, 601580, 610174, 902370, 915261, 1220348, 1525435, 1804740, 1830522, 2135609, 3050870, 3661044, 4271218, 4576305, 6101740, 6406827, 8542436, 9152610, 10678045, 12813654, 18305220, 21356090, 25627308, 32034135, 42712180, 64068270, 128136540]

約数ペア:

[(1, 128136540), (2, 64068270), (3, 42712180), (4, 32034135), (5, 25627308), (6, 21356090), (7, 18305220), (10, 12813654), (12, 10678045), (14, 9152610), (15, 8542436), (20, 6406827), (21, 6101740), (28, 4576305), (30, 4271218), (35, 3661044), (42, 3050870), (60, 2135609), (70, 1830522), (71, 1804740), (84, 1525435), (105, 1220348), (140, 915261), (142, 902370), (210, 610174), (213, 601580), (284, 451185), (355, 360948), (420, 305087), (426, 300790), (497, 257820), (710, 180474), (852, 150395), (994, 128910), (1065, 120316), (1420, 90237), (1491, 85940), (1988, 64455), (2130, 60158), (2485, 51564), (2982, 42970), (4260, 30079), (4297, 29820), (4970, 25782), (5964, 21485), (7455, 17188), (8594, 14910), (9940, 12891)]