1285020

素因数分解:

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

素因数の和:96

約数の個数: 108

約数和(自身を含む): 4357080

約数和(自身を除く): 3072060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 59, 60, 66, 90, 99, 110, 118, 121, 132, 165, 177, 180, 198, 220, 236, 242, 295, 330, 354, 363, 396, 484, 495, 531, 590, 605, 649, 660, 708, 726, 885, 990, 1062, 1089, 1180, 1210, 1298, 1452, 1770, 1815, 1947, 1980, 2124, 2178, 2420, 2596, 2655, 3245, 3540, 3630, 3894, 4356, 5310, 5445, 5841, 6490, 7139, 7260, 7788, 9735, 10620, 10890, 11682, 12980, 14278, 19470, 21417, 21780, 23364, 28556, 29205, 35695, 38940, 42834, 58410, 64251, 71390, 85668, 107085, 116820, 128502, 142780, 214170, 257004, 321255, 428340, 642510, 1285020]

約数ペア:

[(1, 1285020), (2, 642510), (3, 428340), (4, 321255), (5, 257004), (6, 214170), (9, 142780), (10, 128502), (11, 116820), (12, 107085), (15, 85668), (18, 71390), (20, 64251), (22, 58410), (30, 42834), (33, 38940), (36, 35695), (44, 29205), (45, 28556), (55, 23364), (59, 21780), (60, 21417), (66, 19470), (90, 14278), (99, 12980), (110, 11682), (118, 10890), (121, 10620), (132, 9735), (165, 7788), (177, 7260), (180, 7139), (198, 6490), (220, 5841), (236, 5445), (242, 5310), (295, 4356), (330, 3894), (354, 3630), (363, 3540), (396, 3245), (484, 2655), (495, 2596), (531, 2420), (590, 2178), (605, 2124), (649, 1980), (660, 1947), (708, 1815), (726, 1770), (885, 1452), (990, 1298), (1062, 1210), (1089, 1180)]