248680920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{3203}}^1$

素因数の和:3864

約数の個数: 64

約数和(自身を含む): 747429120

約数和(自身を除く): 498748200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 2588, 3203, 3235, 3882, 5176, 6406, 6470, 7764, 9609, 9705, 12812, 12940, 15528, 16015, 19218, 19410, 25624, 25880, 32030, 38436, 38820, 48045, 64060, 76872, 77640, 96090, 128120, 192180, 384360, 2072341, 4144682, 6217023, 8289364, 10361705, 12434046, 16578728, 20723410, 24868092, 31085115, 41446820, 49736184, 62170230, 82893640, 124340460, 248680920]

約数ペア:

[(1, 248680920), (2, 124340460), (3, 82893640), (4, 62170230), (5, 49736184), (6, 41446820), (8, 31085115), (10, 24868092), (12, 20723410), (15, 16578728), (20, 12434046), (24, 10361705), (30, 8289364), (40, 6217023), (60, 4144682), (120, 2072341), (647, 384360), (1294, 192180), (1941, 128120), (2588, 96090), (3203, 77640), (3235, 76872), (3882, 64060), (5176, 48045), (6406, 38820), (6470, 38436), (7764, 32030), (9609, 25880), (9705, 25624), (12812, 19410), (12940, 19218), (15528, 16015)]