15182440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 43464960

約数和(自身を除く): 28282520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 97, 104, 130, 140, 172, 182, 194, 215, 260, 280, 301, 344, 364, 388, 430, 455, 485, 520, 559, 602, 679, 728, 776, 860, 910, 970, 1118, 1204, 1261, 1358, 1505, 1720, 1820, 1940, 2236, 2408, 2522, 2716, 2795, 3010, 3395, 3640, 3880, 3913, 4171, 4472, 5044, 5432, 5590, 6020, 6305, 6790, 7826, 8342, 8827, 10088, 11180, 12040, 12610, 13580, 15652, 16684, 17654, 19565, 20855, 22360, 25220, 27160, 29197, 31304, 33368, 35308, 39130, 41710, 44135, 50440, 54223, 58394, 70616, 78260, 83420, 88270, 108446, 116788, 145985, 156520, 166840, 176540, 216892, 233576, 271115, 291970, 353080, 379561, 433784, 542230, 583940, 759122, 1084460, 1167880, 1518244, 1897805, 2168920, 3036488, 3795610, 7591220, 15182440]

約数ペア:

[(1, 15182440), (2, 7591220), (4, 3795610), (5, 3036488), (7, 2168920), (8, 1897805), (10, 1518244), (13, 1167880), (14, 1084460), (20, 759122), (26, 583940), (28, 542230), (35, 433784), (40, 379561), (43, 353080), (52, 291970), (56, 271115), (65, 233576), (70, 216892), (86, 176540), (91, 166840), (97, 156520), (104, 145985), (130, 116788), (140, 108446), (172, 88270), (182, 83420), (194, 78260), (215, 70616), (260, 58394), (280, 54223), (301, 50440), (344, 44135), (364, 41710), (388, 39130), (430, 35308), (455, 33368), (485, 31304), (520, 29197), (559, 27160), (602, 25220), (679, 22360), (728, 20855), (776, 19565), (860, 17654), (910, 16684), (970, 15652), (1118, 13580), (1204, 12610), (1261, 12040), (1358, 11180), (1505, 10088), (1720, 8827), (1820, 8342), (1940, 7826), (2236, 6790), (2408, 6305), (2522, 6020), (2716, 5590), (2795, 5432), (3010, 5044), (3395, 4472), (3640, 4171), (3880, 3913)]