285308816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 612460800

約数和(自身を除く): 327151984

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 97, 104, 158, 179, 194, 208, 316, 358, 388, 632, 716, 776, 1027, 1261, 1264, 1432, 1552, 2054, 2327, 2522, 2864, 4108, 4654, 5044, 7663, 8216, 9308, 10088, 14141, 15326, 16432, 17363, 18616, 20176, 28282, 30652, 34726, 37232, 56564, 61304, 69452, 99619, 113128, 122608, 138904, 183833, 199238, 225719, 226256, 277808, 367666, 398476, 451438, 735332, 796952, 902876, 1371677, 1470664, 1593904, 1805752, 2743354, 2941328, 3611504, 5486708, 10973416, 17831801, 21946832, 35663602, 71327204, 142654408, 285308816]

約数ペア:

[(1, 285308816), (2, 142654408), (4, 71327204), (8, 35663602), (13, 21946832), (16, 17831801), (26, 10973416), (52, 5486708), (79, 3611504), (97, 2941328), (104, 2743354), (158, 1805752), (179, 1593904), (194, 1470664), (208, 1371677), (316, 902876), (358, 796952), (388, 735332), (632, 451438), (716, 398476), (776, 367666), (1027, 277808), (1261, 226256), (1264, 225719), (1432, 199238), (1552, 183833), (2054, 138904), (2327, 122608), (2522, 113128), (2864, 99619), (4108, 69452), (4654, 61304), (5044, 56564), (7663, 37232), (8216, 34726), (9308, 30652), (10088, 28282), (14141, 20176), (15326, 18616), (16432, 17363)]