15642540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 49611744

約数和(自身を除く): 33969204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 47, 60, 86, 90, 94, 129, 141, 172, 180, 188, 215, 235, 258, 282, 387, 423, 430, 470, 516, 564, 645, 705, 774, 846, 860, 940, 1290, 1410, 1548, 1692, 1849, 1935, 2021, 2115, 2580, 2820, 3698, 3870, 4042, 4230, 5547, 6063, 7396, 7740, 8084, 8460, 9245, 10105, 11094, 12126, 16641, 18189, 18490, 20210, 22188, 24252, 27735, 30315, 33282, 36378, 36980, 40420, 55470, 60630, 66564, 72756, 83205, 86903, 90945, 110940, 121260, 166410, 173806, 181890, 260709, 332820, 347612, 363780, 434515, 521418, 782127, 869030, 1042836, 1303545, 1564254, 1738060, 2607090, 3128508, 3910635, 5214180, 7821270, 15642540]

約数ペア:

[(1, 15642540), (2, 7821270), (3, 5214180), (4, 3910635), (5, 3128508), (6, 2607090), (9, 1738060), (10, 1564254), (12, 1303545), (15, 1042836), (18, 869030), (20, 782127), (30, 521418), (36, 434515), (43, 363780), (45, 347612), (47, 332820), (60, 260709), (86, 181890), (90, 173806), (94, 166410), (129, 121260), (141, 110940), (172, 90945), (180, 86903), (188, 83205), (215, 72756), (235, 66564), (258, 60630), (282, 55470), (387, 40420), (423, 36980), (430, 36378), (470, 33282), (516, 30315), (564, 27735), (645, 24252), (705, 22188), (774, 20210), (846, 18490), (860, 18189), (940, 16641), (1290, 12126), (1410, 11094), (1548, 10105), (1692, 9245), (1849, 8460), (1935, 8084), (2021, 7740), (2115, 7396), (2580, 6063), (2820, 5547), (3698, 4230), (3870, 4042)]