665780640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{28307}}^1$

素因数の和:28339

約数の個数: 144

約数和(自身を含む): 2439696672

約数和(自身を除く): 1773916032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 28307, 56614, 84921, 113228, 141535, 169842, 198149, 226456, 283070, 339684, 396298, 424605, 452912, 566140, 594447, 679368, 792596, 849210, 905824, 990745, 1132280, 1188894, 1358736, 1387043, 1585192, 1698420, 1981490, 2264560, 2377788, 2717472, 2774086, 2972235, 3170384, 3396840, 3962980, 4161129, 4529120, 4755576, 5548172, 5944470, 6340768, 6793680, 6935215, 7925960, 8322258, 9511152, 11096344, 11888940, 13587360, 13870430, 15851920, 16644516, 19022304, 20805645, 22192688, 23777880, 27740860, 31703840, 33289032, 41611290, 44385376, 47555760, 55481720, 66578064, 83222580, 95111520, 110963440, 133156128, 166445160, 221926880, 332890320, 665780640]

約数ペア:

[(1, 665780640), (2, 332890320), (3, 221926880), (4, 166445160), (5, 133156128), (6, 110963440), (7, 95111520), (8, 83222580), (10, 66578064), (12, 55481720), (14, 47555760), (15, 44385376), (16, 41611290), (20, 33289032), (21, 31703840), (24, 27740860), (28, 23777880), (30, 22192688), (32, 20805645), (35, 19022304), (40, 16644516), (42, 15851920), (48, 13870430), (49, 13587360), (56, 11888940), (60, 11096344), (70, 9511152), (80, 8322258), (84, 7925960), (96, 6935215), (98, 6793680), (105, 6340768), (112, 5944470), (120, 5548172), (140, 4755576), (147, 4529120), (160, 4161129), (168, 3962980), (196, 3396840), (210, 3170384), (224, 2972235), (240, 2774086), (245, 2717472), (280, 2377788), (294, 2264560), (336, 1981490), (392, 1698420), (420, 1585192), (480, 1387043), (490, 1358736), (560, 1188894), (588, 1132280), (672, 990745), (735, 905824), (784, 849210), (840, 792596), (980, 679368), (1120, 594447), (1176, 566140), (1470, 452912), (1568, 424605), (1680, 396298), (1960, 339684), (2352, 283070), (2940, 226456), (3360, 198149), (3920, 169842), (4704, 141535), (5880, 113228), (7840, 84921), (11760, 56614), (23520, 28307)]