155488760

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{1619}}^1$

素因数の和:1658

約数の個数: 80

約数和(自身を含む): 408385800

約数和(自身を除く): 252897040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1619, 1715, 1960, 2401, 2744, 3238, 3430, 4802, 6476, 6860, 8095, 9604, 11333, 12005, 12952, 13720, 16190, 19208, 22666, 24010, 32380, 45332, 48020, 56665, 64760, 79331, 90664, 96040, 113330, 158662, 226660, 317324, 396655, 453320, 555317, 634648, 793310, 1110634, 1586620, 2221268, 2776585, 3173240, 3887219, 4442536, 5553170, 7774438, 11106340, 15548876, 19436095, 22212680, 31097752, 38872190, 77744380, 155488760]

約数ペア:

[(1, 155488760), (2, 77744380), (4, 38872190), (5, 31097752), (7, 22212680), (8, 19436095), (10, 15548876), (14, 11106340), (20, 7774438), (28, 5553170), (35, 4442536), (40, 3887219), (49, 3173240), (56, 2776585), (70, 2221268), (98, 1586620), (140, 1110634), (196, 793310), (245, 634648), (280, 555317), (343, 453320), (392, 396655), (490, 317324), (686, 226660), (980, 158662), (1372, 113330), (1619, 96040), (1715, 90664), (1960, 79331), (2401, 64760), (2744, 56665), (3238, 48020), (3430, 45332), (4802, 32380), (6476, 24010), (6860, 22666), (8095, 19208), (9604, 16190), (11333, 13720), (12005, 12952)]