123542820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{76261}}^1$

素因数の和:76282

約数の個数: 60

約数和(自身を含む): 387563484

約数和(自身を除く): 264020664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 76261, 152522, 228783, 305044, 381305, 457566, 686349, 762610, 915132, 1143915, 1372698, 1525220, 2059047, 2287830, 2745396, 3431745, 4118094, 4575660, 6177141, 6863490, 8236188, 10295235, 12354282, 13726980, 20590470, 24708564, 30885705, 41180940, 61771410, 123542820]

約数ペア:

[(1, 123542820), (2, 61771410), (3, 41180940), (4, 30885705), (5, 24708564), (6, 20590470), (9, 13726980), (10, 12354282), (12, 10295235), (15, 8236188), (18, 6863490), (20, 6177141), (27, 4575660), (30, 4118094), (36, 3431745), (45, 2745396), (54, 2287830), (60, 2059047), (81, 1525220), (90, 1372698), (108, 1143915), (135, 915132), (162, 762610), (180, 686349), (270, 457566), (324, 381305), (405, 305044), (540, 228783), (810, 152522), (1620, 76261)]