402216255

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2309}}^1$

素因数の和:2413

約数の個数: 72

約数和(自身を含む): 821620800

約数和(自身を除く): 419404545

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 79, 105, 147, 237, 245, 315, 395, 441, 553, 711, 735, 1185, 1659, 2205, 2309, 2765, 3555, 3871, 4977, 6927, 8295, 11545, 11613, 16163, 19355, 20781, 24885, 34635, 34839, 48489, 58065, 80815, 103905, 113141, 145467, 174195, 182411, 242445, 339423, 547233, 565705, 727335, 912055, 1018269, 1276877, 1641699, 1697115, 2736165, 3830631, 5091345, 6384385, 8208495, 8938139, 11491893, 19153155, 26814417, 44690695, 57459465, 80443251, 134072085, 402216255]

約数ペア:

[(1, 402216255), (3, 134072085), (5, 80443251), (7, 57459465), (9, 44690695), (15, 26814417), (21, 19153155), (35, 11491893), (45, 8938139), (49, 8208495), (63, 6384385), (79, 5091345), (105, 3830631), (147, 2736165), (237, 1697115), (245, 1641699), (315, 1276877), (395, 1018269), (441, 912055), (553, 727335), (711, 565705), (735, 547233), (1185, 339423), (1659, 242445), (2205, 182411), (2309, 174195), (2765, 145467), (3555, 113141), (3871, 103905), (4977, 80815), (6927, 58065), (8295, 48489), (11545, 34839), (11613, 34635), (16163, 24885), (19355, 20781)]