321661680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1511}}^1$

素因数の和:2414

約数の個数: 80

約数和(自身を含む): 998936064

約数和(自身を除く): 677274384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 887, 1511, 1774, 2661, 3022, 3548, 4435, 4533, 5322, 6044, 7096, 7555, 8870, 9066, 10644, 12088, 13305, 14192, 15110, 17740, 18132, 21288, 22665, 24176, 26610, 30220, 35480, 36264, 42576, 45330, 53220, 60440, 70960, 72528, 90660, 106440, 120880, 181320, 212880, 362640, 1340257, 2680514, 4020771, 5361028, 6701285, 8041542, 10722056, 13402570, 16083084, 20103855, 21444112, 26805140, 32166168, 40207710, 53610280, 64332336, 80415420, 107220560, 160830840, 321661680]

約数ペア:

[(1, 321661680), (2, 160830840), (3, 107220560), (4, 80415420), (5, 64332336), (6, 53610280), (8, 40207710), (10, 32166168), (12, 26805140), (15, 21444112), (16, 20103855), (20, 16083084), (24, 13402570), (30, 10722056), (40, 8041542), (48, 6701285), (60, 5361028), (80, 4020771), (120, 2680514), (240, 1340257), (887, 362640), (1511, 212880), (1774, 181320), (2661, 120880), (3022, 106440), (3548, 90660), (4435, 72528), (4533, 70960), (5322, 60440), (6044, 53220), (7096, 45330), (7555, 42576), (8870, 36264), (9066, 35480), (10644, 30220), (12088, 26610), (13305, 24176), (14192, 22665), (15110, 21288), (17740, 18132)]