126724780

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 345885120

約数和(自身を除く): 219160340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 91, 98, 116, 130, 140, 145, 182, 196, 203, 245, 260, 290, 343, 364, 377, 406, 455, 490, 580, 637, 686, 754, 812, 910, 980, 1015, 1274, 1372, 1421, 1508, 1715, 1820, 1885, 2030, 2401, 2548, 2639, 2842, 3185, 3430, 3770, 4060, 4459, 4802, 5278, 5684, 6370, 6860, 7105, 7540, 8918, 9604, 9947, 10556, 12005, 12740, 13195, 14210, 16807, 17836, 18473, 19894, 22295, 24010, 26390, 28420, 31213, 33614, 36946, 39788, 44590, 48020, 49735, 52780, 62426, 67228, 69629, 73892, 84035, 89180, 92365, 99470, 124852, 129311, 139258, 156065, 168070, 184730, 198940, 218491, 258622, 278516, 312130, 336140, 348145, 369460, 436982, 487403, 517244, 624260, 646555, 696290, 873964, 905177, 974806, 1092455, 1293110, 1392580, 1810354, 1949612, 2184910, 2437015, 2586220, 3620708, 4369820, 4525885, 4874030, 6336239, 9051770, 9748060, 12672478, 18103540, 25344956, 31681195, 63362390, 126724780]

約数ペア:

[(1, 126724780), (2, 63362390), (4, 31681195), (5, 25344956), (7, 18103540), (10, 12672478), (13, 9748060), (14, 9051770), (20, 6336239), (26, 4874030), (28, 4525885), (29, 4369820), (35, 3620708), (49, 2586220), (52, 2437015), (58, 2184910), (65, 1949612), (70, 1810354), (91, 1392580), (98, 1293110), (116, 1092455), (130, 974806), (140, 905177), (145, 873964), (182, 696290), (196, 646555), (203, 624260), (245, 517244), (260, 487403), (290, 436982), (343, 369460), (364, 348145), (377, 336140), (406, 312130), (455, 278516), (490, 258622), (580, 218491), (637, 198940), (686, 184730), (754, 168070), (812, 156065), (910, 139258), (980, 129311), (1015, 124852), (1274, 99470), (1372, 92365), (1421, 89180), (1508, 84035), (1715, 73892), (1820, 69629), (1885, 67228), (2030, 62426), (2401, 52780), (2548, 49735), (2639, 48020), (2842, 44590), (3185, 39788), (3430, 36946), (3770, 33614), (4060, 31213), (4459, 28420), (4802, 26390), (5278, 24010), (5684, 22295), (6370, 19894), (6860, 18473), (7105, 17836), (7540, 16807), (8918, 14210), (9604, 13195), (9947, 12740), (10556, 12005)]