178033740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{661}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 506811312

約数和(自身を除く): 328777572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 661, 670, 804, 1005, 1322, 1340, 1983, 2010, 2644, 3305, 3966, 4020, 4489, 6610, 7932, 8978, 9915, 13220, 13467, 17956, 19830, 22445, 26934, 39660, 44287, 44890, 53868, 67335, 88574, 89780, 132861, 134670, 177148, 221435, 265722, 269340, 442870, 531444, 664305, 885740, 1328610, 2657220, 2967229, 5934458, 8901687, 11868916, 14836145, 17803374, 29672290, 35606748, 44508435, 59344580, 89016870, 178033740]

約数ペア:

[(1, 178033740), (2, 89016870), (3, 59344580), (4, 44508435), (5, 35606748), (6, 29672290), (10, 17803374), (12, 14836145), (15, 11868916), (20, 8901687), (30, 5934458), (60, 2967229), (67, 2657220), (134, 1328610), (201, 885740), (268, 664305), (335, 531444), (402, 442870), (661, 269340), (670, 265722), (804, 221435), (1005, 177148), (1322, 134670), (1340, 132861), (1983, 89780), (2010, 88574), (2644, 67335), (3305, 53868), (3966, 44890), (4020, 44287), (4489, 39660), (6610, 26934), (7932, 22445), (8978, 19830), (9915, 17956), (13220, 13467)]