121704400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^2\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 90

約数和(自身を含む): 301356146

約数和(自身を除く): 179651746

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 181, 200, 205, 328, 362, 400, 410, 656, 724, 820, 905, 1025, 1448, 1640, 1681, 1810, 2050, 2896, 3280, 3362, 3620, 4100, 4525, 6724, 7240, 7421, 8200, 8405, 9050, 13448, 14480, 14842, 16400, 16810, 18100, 26896, 29684, 33620, 36200, 37105, 42025, 59368, 67240, 72400, 74210, 84050, 118736, 134480, 148420, 168100, 185525, 296840, 304261, 336200, 371050, 593680, 608522, 672400, 742100, 1217044, 1484200, 1521305, 2434088, 2968400, 3042610, 4868176, 6085220, 7606525, 12170440, 15213050, 24340880, 30426100, 60852200, 121704400]

約数ペア:

[(1, 121704400), (2, 60852200), (4, 30426100), (5, 24340880), (8, 15213050), (10, 12170440), (16, 7606525), (20, 6085220), (25, 4868176), (40, 3042610), (41, 2968400), (50, 2434088), (80, 1521305), (82, 1484200), (100, 1217044), (164, 742100), (181, 672400), (200, 608522), (205, 593680), (328, 371050), (362, 336200), (400, 304261), (410, 296840), (656, 185525), (724, 168100), (820, 148420), (905, 134480), (1025, 118736), (1448, 84050), (1640, 74210), (1681, 72400), (1810, 67240), (2050, 59368), (2896, 42025), (3280, 37105), (3362, 36200), (3620, 33620), (4100, 29684), (4525, 26896), (6724, 18100), (7240, 16810), (7421, 16400), (8200, 14842), (8405, 14480), (9050, 13448)]