19428360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 67564800

約数和(自身を除く): 48136440

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, 101, 105, 120, 140, 168, 202, 210, 229, 280, 303, 404, 420, 458, 505, 606, 687, 707, 808, 840, 916, 1010, 1145, 1212, 1374, 1414, 1515, 1603, 1832, 2020, 2121, 2290, 2424, 2748, 2828, 3030, 3206, 3435, 3535, 4040, 4242, 4580, 4809, 5496, 5656, 6060, 6412, 6870, 7070, 8015, 8484, 9160, 9618, 10605, 12120, 12824, 13740, 14140, 16030, 16968, 19236, 21210, 23129, 24045, 27480, 28280, 32060, 38472, 42420, 46258, 48090, 64120, 69387, 84840, 92516, 96180, 115645, 138774, 161903, 185032, 192360, 231290, 277548, 323806, 346935, 462580, 485709, 555096, 647612, 693870, 809515, 925160, 971418, 1295224, 1387740, 1619030, 1942836, 2428545, 2775480, 3238060, 3885672, 4857090, 6476120, 9714180, 19428360]

約数ペア:

[(1, 19428360), (2, 9714180), (3, 6476120), (4, 4857090), (5, 3885672), (6, 3238060), (7, 2775480), (8, 2428545), (10, 1942836), (12, 1619030), (14, 1387740), (15, 1295224), (20, 971418), (21, 925160), (24, 809515), (28, 693870), (30, 647612), (35, 555096), (40, 485709), (42, 462580), (56, 346935), (60, 323806), (70, 277548), (84, 231290), (101, 192360), (105, 185032), (120, 161903), (140, 138774), (168, 115645), (202, 96180), (210, 92516), (229, 84840), (280, 69387), (303, 64120), (404, 48090), (420, 46258), (458, 42420), (505, 38472), (606, 32060), (687, 28280), (707, 27480), (808, 24045), (840, 23129), (916, 21210), (1010, 19236), (1145, 16968), (1212, 16030), (1374, 14140), (1414, 13740), (1515, 12824), (1603, 12120), (1832, 10605), (2020, 9618), (2121, 9160), (2290, 8484), (2424, 8015), (2748, 7070), (2828, 6870), (3030, 6412), (3206, 6060), (3435, 5656), (3535, 5496), (4040, 4809), (4242, 4580)]