220921120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:363

約数の個数: 192

約数和(自身を含む): 649264896

約数和(自身を除く): 428343776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 41, 56, 68, 70, 80, 82, 85, 112, 119, 136, 140, 160, 164, 170, 205, 224, 238, 272, 280, 283, 287, 328, 340, 410, 476, 544, 560, 566, 574, 595, 656, 680, 697, 820, 952, 1120, 1132, 1148, 1190, 1312, 1360, 1394, 1415, 1435, 1640, 1904, 1981, 2264, 2296, 2380, 2720, 2788, 2830, 2870, 3280, 3485, 3808, 3962, 4528, 4592, 4760, 4811, 4879, 5576, 5660, 5740, 6560, 6970, 7924, 9056, 9184, 9520, 9622, 9758, 9905, 11152, 11320, 11480, 11603, 13940, 15848, 19040, 19244, 19516, 19810, 22304, 22640, 22960, 23206, 24055, 24395, 27880, 31696, 33677, 38488, 39032, 39620, 45280, 45920, 46412, 48110, 48790, 55760, 58015, 63392, 67354, 76976, 78064, 79240, 81221, 92824, 96220, 97580, 111520, 116030, 134708, 153952, 156128, 158480, 162442, 168385, 185648, 192440, 195160, 197251, 232060, 269416, 316960, 324884, 336770, 371296, 384880, 390320, 394502, 406105, 464120, 538832, 649768, 673540, 769760, 780640, 789004, 812210, 928240, 986255, 1077664, 1299536, 1347080, 1380757, 1578008, 1624420, 1856480, 1972510, 2599072, 2694160, 2761514, 3156016, 3248840, 3945020, 5388320, 5523028, 6312032, 6497680, 6903785, 7890040, 11046056, 12995360, 13807570, 15780080, 22092112, 27615140, 31560160, 44184224, 55230280, 110460560, 220921120]

約数ペア:

[(1, 220921120), (2, 110460560), (4, 55230280), (5, 44184224), (7, 31560160), (8, 27615140), (10, 22092112), (14, 15780080), (16, 13807570), (17, 12995360), (20, 11046056), (28, 7890040), (32, 6903785), (34, 6497680), (35, 6312032), (40, 5523028), (41, 5388320), (56, 3945020), (68, 3248840), (70, 3156016), (80, 2761514), (82, 2694160), (85, 2599072), (112, 1972510), (119, 1856480), (136, 1624420), (140, 1578008), (160, 1380757), (164, 1347080), (170, 1299536), (205, 1077664), (224, 986255), (238, 928240), (272, 812210), (280, 789004), (283, 780640), (287, 769760), (328, 673540), (340, 649768), (410, 538832), (476, 464120), (544, 406105), (560, 394502), (566, 390320), (574, 384880), (595, 371296), (656, 336770), (680, 324884), (697, 316960), (820, 269416), (952, 232060), (1120, 197251), (1132, 195160), (1148, 192440), (1190, 185648), (1312, 168385), (1360, 162442), (1394, 158480), (1415, 156128), (1435, 153952), (1640, 134708), (1904, 116030), (1981, 111520), (2264, 97580), (2296, 96220), (2380, 92824), (2720, 81221), (2788, 79240), (2830, 78064), (2870, 76976), (3280, 67354), (3485, 63392), (3808, 58015), (3962, 55760), (4528, 48790), (4592, 48110), (4760, 46412), (4811, 45920), (4879, 45280), (5576, 39620), (5660, 39032), (5740, 38488), (6560, 33677), (6970, 31696), (7924, 27880), (9056, 24395), (9184, 24055), (9520, 23206), (9622, 22960), (9758, 22640), (9905, 22304), (11152, 19810), (11320, 19516), (11480, 19244), (11603, 19040), (13940, 15848)]