128743160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 360823680

約数和(自身を除く): 232080520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 113, 130, 140, 182, 226, 260, 280, 313, 364, 452, 455, 520, 565, 626, 728, 791, 904, 910, 1130, 1252, 1469, 1565, 1582, 1820, 2191, 2260, 2504, 2938, 3130, 3164, 3640, 3955, 4069, 4382, 4520, 5876, 6260, 6328, 7345, 7910, 8138, 8764, 10283, 10955, 11752, 12520, 14690, 15820, 16276, 17528, 20345, 20566, 21910, 28483, 29380, 31640, 32552, 35369, 40690, 41132, 43820, 51415, 56966, 58760, 70738, 81380, 82264, 87640, 102830, 113932, 141476, 142415, 162760, 176845, 205660, 227864, 247583, 282952, 284830, 353690, 411320, 459797, 495166, 569660, 707380, 919594, 990332, 1139320, 1237915, 1414760, 1839188, 1980664, 2298985, 2475830, 3218579, 3678376, 4597970, 4951660, 6437158, 9195940, 9903320, 12874316, 16092895, 18391880, 25748632, 32185790, 64371580, 128743160]

約数ペア:

[(1, 128743160), (2, 64371580), (4, 32185790), (5, 25748632), (7, 18391880), (8, 16092895), (10, 12874316), (13, 9903320), (14, 9195940), (20, 6437158), (26, 4951660), (28, 4597970), (35, 3678376), (40, 3218579), (52, 2475830), (56, 2298985), (65, 1980664), (70, 1839188), (91, 1414760), (104, 1237915), (113, 1139320), (130, 990332), (140, 919594), (182, 707380), (226, 569660), (260, 495166), (280, 459797), (313, 411320), (364, 353690), (452, 284830), (455, 282952), (520, 247583), (565, 227864), (626, 205660), (728, 176845), (791, 162760), (904, 142415), (910, 141476), (1130, 113932), (1252, 102830), (1469, 87640), (1565, 82264), (1582, 81380), (1820, 70738), (2191, 58760), (2260, 56966), (2504, 51415), (2938, 43820), (3130, 41132), (3164, 40690), (3640, 35369), (3955, 32552), (4069, 31640), (4382, 29380), (4520, 28483), (5876, 21910), (6260, 20566), (6328, 20345), (7345, 17528), (7910, 16276), (8138, 15820), (8764, 14690), (10283, 12520), (10955, 11752)]