656021730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5861}}^1$

素因数の和:5932

約数の個数: 128

約数和(自身を含む): 1985389056

約数和(自身を除く): 1329367326

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 41, 42, 65, 70, 78, 82, 91, 105, 123, 130, 182, 195, 205, 210, 246, 273, 287, 390, 410, 455, 533, 546, 574, 615, 861, 910, 1066, 1230, 1365, 1435, 1599, 1722, 2665, 2730, 2870, 3198, 3731, 4305, 5330, 5861, 7462, 7995, 8610, 11193, 11722, 15990, 17583, 18655, 22386, 29305, 35166, 37310, 41027, 55965, 58610, 76193, 82054, 87915, 111930, 123081, 152386, 175830, 205135, 228579, 240301, 246162, 380965, 410270, 457158, 480602, 533351, 615405, 720903, 761930, 1066702, 1142895, 1201505, 1230810, 1441806, 1600053, 1682107, 2285790, 2403010, 2666755, 3123913, 3200106, 3364214, 3604515, 5046321, 5333510, 6247826, 7209030, 8000265, 8410535, 9371739, 10092642, 15619565, 16000530, 16821070, 18743478, 21867391, 25231605, 31239130, 43734782, 46858695, 50463210, 65602173, 93717390, 109336955, 131204346, 218673910, 328010865, 656021730]

約数ペア:

[(1, 656021730), (2, 328010865), (3, 218673910), (5, 131204346), (6, 109336955), (7, 93717390), (10, 65602173), (13, 50463210), (14, 46858695), (15, 43734782), (21, 31239130), (26, 25231605), (30, 21867391), (35, 18743478), (39, 16821070), (41, 16000530), (42, 15619565), (65, 10092642), (70, 9371739), (78, 8410535), (82, 8000265), (91, 7209030), (105, 6247826), (123, 5333510), (130, 5046321), (182, 3604515), (195, 3364214), (205, 3200106), (210, 3123913), (246, 2666755), (273, 2403010), (287, 2285790), (390, 1682107), (410, 1600053), (455, 1441806), (533, 1230810), (546, 1201505), (574, 1142895), (615, 1066702), (861, 761930), (910, 720903), (1066, 615405), (1230, 533351), (1365, 480602), (1435, 457158), (1599, 410270), (1722, 380965), (2665, 246162), (2730, 240301), (2870, 228579), (3198, 205135), (3731, 175830), (4305, 152386), (5330, 123081), (5861, 111930), (7462, 87915), (7995, 82054), (8610, 76193), (11193, 58610), (11722, 55965), (15990, 41027), (17583, 37310), (18655, 35166), (22386, 29305)]