331355820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{290663}}^1$

素因数の和:290694

約数の個数: 48

約数和(自身を含む): 976631040

約数和(自身を除く): 645275220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 290663, 581326, 871989, 1162652, 1453315, 1743978, 2906630, 3487956, 4359945, 5522597, 5813260, 8719890, 11045194, 16567791, 17439780, 22090388, 27612985, 33135582, 55225970, 66271164, 82838955, 110451940, 165677910, 331355820]

約数ペア:

[(1, 331355820), (2, 165677910), (3, 110451940), (4, 82838955), (5, 66271164), (6, 55225970), (10, 33135582), (12, 27612985), (15, 22090388), (19, 17439780), (20, 16567791), (30, 11045194), (38, 8719890), (57, 5813260), (60, 5522597), (76, 4359945), (95, 3487956), (114, 2906630), (190, 1743978), (228, 1453315), (285, 1162652), (380, 871989), (570, 581326), (1140, 290663)]