145448520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{499}}^1$

素因数の和:867

約数の個数: 128

約数和(自身を含む): 501120000

約数和(自身を除く): 355671480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 347, 420, 499, 694, 840, 998, 1041, 1388, 1497, 1735, 1996, 2082, 2429, 2495, 2776, 2994, 3470, 3493, 3992, 4164, 4858, 4990, 5205, 5988, 6940, 6986, 7287, 7485, 8328, 9716, 9980, 10410, 10479, 11976, 12145, 13880, 13972, 14574, 14970, 17465, 19432, 19960, 20820, 20958, 24290, 27944, 29148, 29940, 34930, 36435, 41640, 41916, 48580, 52395, 58296, 59880, 69860, 72870, 83832, 97160, 104790, 139720, 145740, 173153, 209580, 291480, 346306, 419160, 519459, 692612, 865765, 1038918, 1212071, 1385224, 1731530, 2077836, 2424142, 2597295, 3463060, 3636213, 4155672, 4848284, 5194590, 6060355, 6926120, 7272426, 9696568, 10389180, 12120710, 14544852, 18181065, 20778360, 24241420, 29089704, 36362130, 48482840, 72724260, 145448520]

約数ペア:

[(1, 145448520), (2, 72724260), (3, 48482840), (4, 36362130), (5, 29089704), (6, 24241420), (7, 20778360), (8, 18181065), (10, 14544852), (12, 12120710), (14, 10389180), (15, 9696568), (20, 7272426), (21, 6926120), (24, 6060355), (28, 5194590), (30, 4848284), (35, 4155672), (40, 3636213), (42, 3463060), (56, 2597295), (60, 2424142), (70, 2077836), (84, 1731530), (105, 1385224), (120, 1212071), (140, 1038918), (168, 865765), (210, 692612), (280, 519459), (347, 419160), (420, 346306), (499, 291480), (694, 209580), (840, 173153), (998, 145740), (1041, 139720), (1388, 104790), (1497, 97160), (1735, 83832), (1996, 72870), (2082, 69860), (2429, 59880), (2495, 58296), (2776, 52395), (2994, 48580), (3470, 41916), (3493, 41640), (3992, 36435), (4164, 34930), (4858, 29940), (4990, 29148), (5205, 27944), (5988, 24290), (6940, 20958), (6986, 20820), (7287, 19960), (7485, 19432), (8328, 17465), (9716, 14970), (9980, 14574), (10410, 13972), (10479, 13880), (11976, 12145)]