1218455520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2538449}}^1$

素因数の和:2538467

約数の個数: 48

約数和(自身を含む): 3838136400

約数和(自身を除く): 2619680880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2538449, 5076898, 7615347, 10153796, 12692245, 15230694, 20307592, 25384490, 30461388, 38076735, 40615184, 50768980, 60922776, 76153470, 81230368, 101537960, 121845552, 152306940, 203075920, 243691104, 304613880, 406151840, 609227760, 1218455520]

約数ペア:

[(1, 1218455520), (2, 609227760), (3, 406151840), (4, 304613880), (5, 243691104), (6, 203075920), (8, 152306940), (10, 121845552), (12, 101537960), (15, 81230368), (16, 76153470), (20, 60922776), (24, 50768980), (30, 40615184), (32, 38076735), (40, 30461388), (48, 25384490), (60, 20307592), (80, 15230694), (96, 12692245), (120, 10153796), (160, 7615347), (240, 5076898), (480, 2538449)]