16644760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 43570800

約数和(自身を除く): 26926040

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 181, 190, 209, 220, 242, 362, 380, 418, 440, 484, 605, 724, 760, 836, 905, 968, 1045, 1210, 1448, 1672, 1810, 1991, 2090, 2299, 2420, 3439, 3620, 3982, 4180, 4598, 4840, 6878, 7240, 7964, 8360, 9196, 9955, 11495, 13756, 15928, 17195, 18392, 19910, 21901, 22990, 27512, 34390, 37829, 39820, 43802, 45980, 68780, 75658, 79640, 87604, 91960, 109505, 137560, 151316, 175208, 189145, 219010, 302632, 378290, 416119, 438020, 756580, 832238, 876040, 1513160, 1664476, 2080595, 3328952, 4161190, 8322380, 16644760]

約数ペア:

[(1, 16644760), (2, 8322380), (4, 4161190), (5, 3328952), (8, 2080595), (10, 1664476), (11, 1513160), (19, 876040), (20, 832238), (22, 756580), (38, 438020), (40, 416119), (44, 378290), (55, 302632), (76, 219010), (88, 189145), (95, 175208), (110, 151316), (121, 137560), (152, 109505), (181, 91960), (190, 87604), (209, 79640), (220, 75658), (242, 68780), (362, 45980), (380, 43802), (418, 39820), (440, 37829), (484, 34390), (605, 27512), (724, 22990), (760, 21901), (836, 19910), (905, 18392), (968, 17195), (1045, 15928), (1210, 13756), (1448, 11495), (1672, 9955), (1810, 9196), (1991, 8360), (2090, 7964), (2299, 7240), (2420, 6878), (3439, 4840), (3620, 4598), (3982, 4180)]