1390805640

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{20441}}^1$

素因数の和:20474

約数の個数: 192

約数和(自身を含む): 5357439360

約数和(自身を除く): 3966633720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4860, 5670, 6804, 7560, 8505, 9720, 11340, 13608, 17010, 20441, 22680, 34020, 40882, 61323, 68040, 81764, 102205, 122646, 143087, 163528, 183969, 204410, 245292, 286174, 306615, 367938, 408820, 429261, 490584, 551907, 572348, 613230, 715435, 735876, 817640, 858522, 919845, 1103814, 1144696, 1226460, 1287783, 1430870, 1471752, 1655721, 1717044, 1839690, 2146305, 2207628, 2452920, 2575566, 2759535, 2861740, 3311442, 3434088, 3679380, 3863349, 4292610, 4415256, 4967163, 5151132, 5519070, 5723480, 6438915, 6622884, 7358760, 7726698, 8278605, 8585220, 9934326, 10302264, 11038140, 11590047, 12877830, 13245768, 15453396, 16557210, 17170440, 19316745, 19868652, 22076280, 23180094, 24835815, 25755660, 30906792, 33114420, 34770141, 38633490, 39737304, 46360188, 49671630, 51511320, 57950235, 66228840, 69540282, 77266980, 92720376, 99343260, 115900470, 139080564, 154533960, 173850705, 198686520, 231800940, 278161128, 347701410, 463601880, 695402820, 1390805640]

約数ペア:

[(1, 1390805640), (2, 695402820), (3, 463601880), (4, 347701410), (5, 278161128), (6, 231800940), (7, 198686520), (8, 173850705), (9, 154533960), (10, 139080564), (12, 115900470), (14, 99343260), (15, 92720376), (18, 77266980), (20, 69540282), (21, 66228840), (24, 57950235), (27, 51511320), (28, 49671630), (30, 46360188), (35, 39737304), (36, 38633490), (40, 34770141), (42, 33114420), (45, 30906792), (54, 25755660), (56, 24835815), (60, 23180094), (63, 22076280), (70, 19868652), (72, 19316745), (81, 17170440), (84, 16557210), (90, 15453396), (105, 13245768), (108, 12877830), (120, 11590047), (126, 11038140), (135, 10302264), (140, 9934326), (162, 8585220), (168, 8278605), (180, 7726698), (189, 7358760), (210, 6622884), (216, 6438915), (243, 5723480), (252, 5519070), (270, 5151132), (280, 4967163), (315, 4415256), (324, 4292610), (360, 3863349), (378, 3679380), (405, 3434088), (420, 3311442), (486, 2861740), (504, 2759535), (540, 2575566), (567, 2452920), (630, 2207628), (648, 2146305), (756, 1839690), (810, 1717044), (840, 1655721), (945, 1471752), (972, 1430870), (1080, 1287783), (1134, 1226460), (1215, 1144696), (1260, 1103814), (1512, 919845), (1620, 858522), (1701, 817640), (1890, 735876), (1944, 715435), (2268, 613230), (2430, 572348), (2520, 551907), (2835, 490584), (3240, 429261), (3402, 408820), (3780, 367938), (4536, 306615), (4860, 286174), (5670, 245292), (6804, 204410), (7560, 183969), (8505, 163528), (9720, 143087), (11340, 122646), (13608, 102205), (17010, 81764), (20441, 68040), (22680, 61323), (34020, 40882)]