15719730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2411

約数の個数: 64

約数和(自身を含む): 43037568

約数和(自身を除く): 27317838

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 2371, 3315, 4742, 6630, 7113, 11855, 14226, 23710, 30823, 35565, 40307, 61646, 71130, 80614, 92469, 120921, 154115, 184938, 201535, 241842, 308230, 403070, 462345, 523991, 604605, 924690, 1047982, 1209210, 1571973, 2619955, 3143946, 5239910, 7859865, 15719730]

約数ペア:

[(1, 15719730), (2, 7859865), (3, 5239910), (5, 3143946), (6, 2619955), (10, 1571973), (13, 1209210), (15, 1047982), (17, 924690), (26, 604605), (30, 523991), (34, 462345), (39, 403070), (51, 308230), (65, 241842), (78, 201535), (85, 184938), (102, 154115), (130, 120921), (170, 92469), (195, 80614), (221, 71130), (255, 61646), (390, 40307), (442, 35565), (510, 30823), (663, 23710), (1105, 14226), (1326, 11855), (2210, 7113), (2371, 6630), (3315, 4742)]