428340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 1340640

約数和(自身を除く): 912300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 59, 60, 66, 110, 118, 121, 132, 165, 177, 220, 236, 242, 295, 330, 354, 363, 484, 590, 605, 649, 660, 708, 726, 885, 1180, 1210, 1298, 1452, 1770, 1815, 1947, 2420, 2596, 3245, 3540, 3630, 3894, 6490, 7139, 7260, 7788, 9735, 12980, 14278, 19470, 21417, 28556, 35695, 38940, 42834, 71390, 85668, 107085, 142780, 214170, 428340]

約数ペア:

[(1, 428340), (2, 214170), (3, 142780), (4, 107085), (5, 85668), (6, 71390), (10, 42834), (11, 38940), (12, 35695), (15, 28556), (20, 21417), (22, 19470), (30, 14278), (33, 12980), (44, 9735), (55, 7788), (59, 7260), (60, 7139), (66, 6490), (110, 3894), (118, 3630), (121, 3540), (132, 3245), (165, 2596), (177, 2420), (220, 1947), (236, 1815), (242, 1770), (295, 1452), (330, 1298), (354, 1210), (363, 1180), (484, 885), (590, 726), (605, 708), (649, 660)]