16465960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 44651520

約数和(自身を除く): 28185560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 271, 280, 310, 392, 434, 490, 542, 620, 868, 980, 1084, 1085, 1240, 1355, 1519, 1736, 1897, 1960, 2168, 2170, 2710, 3038, 3794, 4340, 5420, 6076, 7588, 7595, 8401, 8680, 9485, 10840, 12152, 13279, 15176, 15190, 16802, 18970, 26558, 30380, 33604, 37940, 42005, 53116, 58807, 60760, 66395, 67208, 75880, 84010, 106232, 117614, 132790, 168020, 235228, 265580, 294035, 336040, 411649, 470456, 531160, 588070, 823298, 1176140, 1646596, 2058245, 2352280, 3293192, 4116490, 8232980, 16465960]

約数ペア:

[(1, 16465960), (2, 8232980), (4, 4116490), (5, 3293192), (7, 2352280), (8, 2058245), (10, 1646596), (14, 1176140), (20, 823298), (28, 588070), (31, 531160), (35, 470456), (40, 411649), (49, 336040), (56, 294035), (62, 265580), (70, 235228), (98, 168020), (124, 132790), (140, 117614), (155, 106232), (196, 84010), (217, 75880), (245, 67208), (248, 66395), (271, 60760), (280, 58807), (310, 53116), (392, 42005), (434, 37940), (490, 33604), (542, 30380), (620, 26558), (868, 18970), (980, 16802), (1084, 15190), (1085, 15176), (1240, 13279), (1355, 12152), (1519, 10840), (1736, 9485), (1897, 8680), (1960, 8401), (2168, 7595), (2170, 7588), (2710, 6076), (3038, 5420), (3794, 4340)]