308930720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2731}}^1$

素因数の和:2854

約数の個数: 96

約数和(自身を含む): 842679936

約数和(自身を除く): 533749216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 101, 112, 140, 160, 202, 224, 280, 404, 505, 560, 707, 808, 1010, 1120, 1414, 1616, 2020, 2731, 2828, 3232, 3535, 4040, 5462, 5656, 7070, 8080, 10924, 11312, 13655, 14140, 16160, 19117, 21848, 22624, 27310, 28280, 38234, 43696, 54620, 56560, 76468, 87392, 95585, 109240, 113120, 152936, 191170, 218480, 275831, 305872, 382340, 436960, 551662, 611744, 764680, 1103324, 1379155, 1529360, 1930817, 2206648, 2758310, 3058720, 3861634, 4413296, 5516620, 7723268, 8826592, 9654085, 11033240, 15446536, 19308170, 22066480, 30893072, 38616340, 44132960, 61786144, 77232680, 154465360, 308930720]

約数ペア:

[(1, 308930720), (2, 154465360), (4, 77232680), (5, 61786144), (7, 44132960), (8, 38616340), (10, 30893072), (14, 22066480), (16, 19308170), (20, 15446536), (28, 11033240), (32, 9654085), (35, 8826592), (40, 7723268), (56, 5516620), (70, 4413296), (80, 3861634), (101, 3058720), (112, 2758310), (140, 2206648), (160, 1930817), (202, 1529360), (224, 1379155), (280, 1103324), (404, 764680), (505, 611744), (560, 551662), (707, 436960), (808, 382340), (1010, 305872), (1120, 275831), (1414, 218480), (1616, 191170), (2020, 152936), (2731, 113120), (2828, 109240), (3232, 95585), (3535, 87392), (4040, 76468), (5462, 56560), (5656, 54620), (7070, 43696), (8080, 38234), (10924, 28280), (11312, 27310), (13655, 22624), (14140, 21848), (16160, 19117)]