144495920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 358289568

約数和(自身を除く): 213793648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 181, 272, 340, 362, 587, 680, 724, 905, 1174, 1360, 1448, 1810, 2348, 2896, 2935, 3077, 3620, 4696, 5870, 6154, 7240, 9392, 9979, 11740, 12308, 14480, 15385, 19958, 23480, 24616, 30770, 39916, 46960, 49232, 49895, 61540, 79832, 99790, 106247, 123080, 159664, 199580, 212494, 246160, 399160, 424988, 531235, 798320, 849976, 1062470, 1699952, 1806199, 2124940, 3612398, 4249880, 7224796, 8499760, 9030995, 14449592, 18061990, 28899184, 36123980, 72247960, 144495920]

約数ペア:

[(1, 144495920), (2, 72247960), (4, 36123980), (5, 28899184), (8, 18061990), (10, 14449592), (16, 9030995), (17, 8499760), (20, 7224796), (34, 4249880), (40, 3612398), (68, 2124940), (80, 1806199), (85, 1699952), (136, 1062470), (170, 849976), (181, 798320), (272, 531235), (340, 424988), (362, 399160), (587, 246160), (680, 212494), (724, 199580), (905, 159664), (1174, 123080), (1360, 106247), (1448, 99790), (1810, 79832), (2348, 61540), (2896, 49895), (2935, 49232), (3077, 46960), (3620, 39916), (4696, 30770), (5870, 24616), (6154, 23480), (7240, 19958), (9392, 15385), (9979, 14480), (11740, 12308)]