12810960

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{659}}^1$

素因数の和:687

約数の個数: 120

約数和(自身を含む): 44684640

約数和(自身を除く): 31873680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 659, 720, 810, 972, 1080, 1215, 1296, 1318, 1620, 1944, 1977, 2160, 2430, 2636, 3240, 3295, 3888, 3954, 4860, 5272, 5931, 6480, 6590, 7908, 9720, 9885, 10544, 11862, 13180, 15816, 17793, 19440, 19770, 23724, 26360, 29655, 31632, 35586, 39540, 47448, 52720, 53379, 59310, 71172, 79080, 88965, 94896, 106758, 118620, 142344, 158160, 160137, 177930, 213516, 237240, 266895, 284688, 320274, 355860, 427032, 474480, 533790, 640548, 711720, 800685, 854064, 1067580, 1281096, 1423440, 1601370, 2135160, 2562192, 3202740, 4270320, 6405480, 12810960]

約数ペア:

[(1, 12810960), (2, 6405480), (3, 4270320), (4, 3202740), (5, 2562192), (6, 2135160), (8, 1601370), (9, 1423440), (10, 1281096), (12, 1067580), (15, 854064), (16, 800685), (18, 711720), (20, 640548), (24, 533790), (27, 474480), (30, 427032), (36, 355860), (40, 320274), (45, 284688), (48, 266895), (54, 237240), (60, 213516), (72, 177930), (80, 160137), (81, 158160), (90, 142344), (108, 118620), (120, 106758), (135, 94896), (144, 88965), (162, 79080), (180, 71172), (216, 59310), (240, 53379), (243, 52720), (270, 47448), (324, 39540), (360, 35586), (405, 31632), (432, 29655), (486, 26360), (540, 23724), (648, 19770), (659, 19440), (720, 17793), (810, 15816), (972, 13180), (1080, 11862), (1215, 10544), (1296, 9885), (1318, 9720), (1620, 7908), (1944, 6590), (1977, 6480), (2160, 5931), (2430, 5272), (2636, 4860), (3240, 3954), (3295, 3888)]