72247960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 173365920

約数和(自身を除く): 101117960

約数列:

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

約数ペア:

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