16918560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 144

約数和(自身を含む): 59754240

約数和(自身を除く): 42835680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 379, 465, 480, 496, 558, 620, 720, 744, 758, 930, 992, 1116, 1137, 1240, 1395, 1440, 1488, 1516, 1860, 1895, 2232, 2274, 2480, 2790, 2976, 3032, 3411, 3720, 3790, 4464, 4548, 4960, 5580, 5685, 6064, 6822, 7440, 7580, 8928, 9096, 11160, 11370, 11749, 12128, 13644, 14880, 15160, 17055, 18192, 22320, 22740, 23498, 27288, 30320, 34110, 35247, 36384, 44640, 45480, 46996, 54576, 58745, 60640, 68220, 70494, 90960, 93992, 105741, 109152, 117490, 136440, 140988, 176235, 181920, 187984, 211482, 234980, 272880, 281976, 352470, 375968, 422964, 469960, 528705, 545760, 563952, 704940, 845928, 939920, 1057410, 1127904, 1409880, 1691856, 1879840, 2114820, 2819760, 3383712, 4229640, 5639520, 8459280, 16918560]

約数ペア:

[(1, 16918560), (2, 8459280), (3, 5639520), (4, 4229640), (5, 3383712), (6, 2819760), (8, 2114820), (9, 1879840), (10, 1691856), (12, 1409880), (15, 1127904), (16, 1057410), (18, 939920), (20, 845928), (24, 704940), (30, 563952), (31, 545760), (32, 528705), (36, 469960), (40, 422964), (45, 375968), (48, 352470), (60, 281976), (62, 272880), (72, 234980), (80, 211482), (90, 187984), (93, 181920), (96, 176235), (120, 140988), (124, 136440), (144, 117490), (155, 109152), (160, 105741), (180, 93992), (186, 90960), (240, 70494), (248, 68220), (279, 60640), (288, 58745), (310, 54576), (360, 46996), (372, 45480), (379, 44640), (465, 36384), (480, 35247), (496, 34110), (558, 30320), (620, 27288), (720, 23498), (744, 22740), (758, 22320), (930, 18192), (992, 17055), (1116, 15160), (1137, 14880), (1240, 13644), (1395, 12128), (1440, 11749), (1488, 11370), (1516, 11160), (1860, 9096), (1895, 8928), (2232, 7580), (2274, 7440), (2480, 6822), (2790, 6064), (2976, 5685), (3032, 5580), (3411, 4960), (3720, 4548), (3790, 4464)]