16491840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 112

約数和(自身を含む): 53766720

約数和(自身を除く): 37274880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 419, 480, 492, 615, 656, 820, 838, 960, 984, 1230, 1257, 1312, 1640, 1676, 1968, 2095, 2460, 2514, 2624, 3280, 3352, 3936, 4190, 4920, 5028, 6285, 6560, 6704, 7872, 8380, 9840, 10056, 12570, 13120, 13408, 16760, 17179, 19680, 20112, 25140, 26816, 33520, 34358, 39360, 40224, 50280, 51537, 67040, 68716, 80448, 85895, 100560, 103074, 134080, 137432, 171790, 201120, 206148, 257685, 274864, 343580, 402240, 412296, 515370, 549728, 687160, 824592, 1030740, 1099456, 1374320, 1649184, 2061480, 2748640, 3298368, 4122960, 5497280, 8245920, 16491840]

約数ペア:

[(1, 16491840), (2, 8245920), (3, 5497280), (4, 4122960), (5, 3298368), (6, 2748640), (8, 2061480), (10, 1649184), (12, 1374320), (15, 1099456), (16, 1030740), (20, 824592), (24, 687160), (30, 549728), (32, 515370), (40, 412296), (41, 402240), (48, 343580), (60, 274864), (64, 257685), (80, 206148), (82, 201120), (96, 171790), (120, 137432), (123, 134080), (160, 103074), (164, 100560), (192, 85895), (205, 80448), (240, 68716), (246, 67040), (320, 51537), (328, 50280), (410, 40224), (419, 39360), (480, 34358), (492, 33520), (615, 26816), (656, 25140), (820, 20112), (838, 19680), (960, 17179), (984, 16760), (1230, 13408), (1257, 13120), (1312, 12570), (1640, 10056), (1676, 9840), (1968, 8380), (2095, 7872), (2460, 6704), (2514, 6560), (2624, 6285), (3280, 5028), (3352, 4920), (3936, 4190)]