15978930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 42892416

約数和(自身を除く): 26913486

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1181, 1230, 1353, 2255, 2362, 2706, 3543, 4510, 5905, 6765, 7086, 11810, 12991, 13530, 17715, 25982, 35430, 38973, 48421, 64955, 77946, 96842, 129910, 145263, 194865, 242105, 290526, 389730, 484210, 532631, 726315, 1065262, 1452630, 1597893, 2663155, 3195786, 5326310, 7989465, 15978930]

約数ペア:

[(1, 15978930), (2, 7989465), (3, 5326310), (5, 3195786), (6, 2663155), (10, 1597893), (11, 1452630), (15, 1065262), (22, 726315), (30, 532631), (33, 484210), (41, 389730), (55, 290526), (66, 242105), (82, 194865), (110, 145263), (123, 129910), (165, 96842), (205, 77946), (246, 64955), (330, 48421), (410, 38973), (451, 35430), (615, 25982), (902, 17715), (1181, 13530), (1230, 12991), (1353, 11810), (2255, 7086), (2362, 6765), (2706, 5905), (3543, 4510)]