30126580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 71053920

約数和(自身を除く): 40927340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 121, 211, 220, 236, 242, 295, 422, 484, 590, 605, 649, 844, 1055, 1180, 1210, 1298, 2110, 2321, 2420, 2596, 3245, 4220, 4642, 6490, 7139, 9284, 11605, 12449, 12980, 14278, 23210, 24898, 25531, 28556, 35695, 46420, 49796, 51062, 62245, 71390, 102124, 124490, 127655, 136939, 142780, 248980, 255310, 273878, 510620, 547756, 684695, 1369390, 1506329, 2738780, 3012658, 6025316, 7531645, 15063290, 30126580]

約数ペア:

[(1, 30126580), (2, 15063290), (4, 7531645), (5, 6025316), (10, 3012658), (11, 2738780), (20, 1506329), (22, 1369390), (44, 684695), (55, 547756), (59, 510620), (110, 273878), (118, 255310), (121, 248980), (211, 142780), (220, 136939), (236, 127655), (242, 124490), (295, 102124), (422, 71390), (484, 62245), (590, 51062), (605, 49796), (649, 46420), (844, 35695), (1055, 28556), (1180, 25531), (1210, 24898), (1298, 23210), (2110, 14278), (2321, 12980), (2420, 12449), (2596, 11605), (3245, 9284), (4220, 7139), (4642, 6490)]