55958980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 155131200

約数和(自身を除く): 99172220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 49, 55, 58, 70, 77, 98, 110, 116, 140, 145, 154, 179, 196, 203, 220, 245, 290, 308, 319, 358, 385, 406, 490, 539, 580, 638, 716, 770, 812, 895, 980, 1015, 1078, 1253, 1276, 1421, 1540, 1595, 1790, 1969, 2030, 2156, 2233, 2506, 2695, 2842, 3190, 3580, 3938, 4060, 4466, 5012, 5191, 5390, 5684, 6265, 6380, 7105, 7876, 8771, 8932, 9845, 10382, 10780, 11165, 12530, 13783, 14210, 15631, 17542, 19690, 20764, 22330, 25060, 25955, 27566, 28420, 31262, 35084, 36337, 39380, 43855, 44660, 51910, 55132, 57101, 62524, 68915, 72674, 78155, 87710, 96481, 103820, 114202, 137830, 145348, 156310, 175420, 181685, 192962, 228404, 254359, 275660, 285505, 312620, 363370, 385924, 399707, 482405, 508718, 571010, 726740, 799414, 964810, 1017436, 1142020, 1271795, 1598828, 1929620, 1998535, 2543590, 2797949, 3997070, 5087180, 5595898, 7994140, 11191796, 13989745, 27979490, 55958980]

約数ペア:

[(1, 55958980), (2, 27979490), (4, 13989745), (5, 11191796), (7, 7994140), (10, 5595898), (11, 5087180), (14, 3997070), (20, 2797949), (22, 2543590), (28, 1998535), (29, 1929620), (35, 1598828), (44, 1271795), (49, 1142020), (55, 1017436), (58, 964810), (70, 799414), (77, 726740), (98, 571010), (110, 508718), (116, 482405), (140, 399707), (145, 385924), (154, 363370), (179, 312620), (196, 285505), (203, 275660), (220, 254359), (245, 228404), (290, 192962), (308, 181685), (319, 175420), (358, 156310), (385, 145348), (406, 137830), (490, 114202), (539, 103820), (580, 96481), (638, 87710), (716, 78155), (770, 72674), (812, 68915), (895, 62524), (980, 57101), (1015, 55132), (1078, 51910), (1253, 44660), (1276, 43855), (1421, 39380), (1540, 36337), (1595, 35084), (1790, 31262), (1969, 28420), (2030, 27566), (2156, 25955), (2233, 25060), (2506, 22330), (2695, 20764), (2842, 19690), (3190, 17542), (3580, 15631), (3938, 14210), (4060, 13783), (4466, 12530), (5012, 11165), (5191, 10780), (5390, 10382), (5684, 9845), (6265, 8932), (6380, 8771), (7105, 7876)]