251120760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190243}}^1$

素因数の和:190268

約数の個数: 64

約数和(自身を含む): 821854080

約数和(自身を除く): 570733320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 190243, 380486, 570729, 760972, 951215, 1141458, 1521944, 1902430, 2092673, 2282916, 2853645, 3804860, 4185346, 4565832, 5707290, 6278019, 7609720, 8370692, 10463365, 11414580, 12556038, 16741384, 20926730, 22829160, 25112076, 31390095, 41853460, 50224152, 62780190, 83706920, 125560380, 251120760]

約数ペア:

[(1, 251120760), (2, 125560380), (3, 83706920), (4, 62780190), (5, 50224152), (6, 41853460), (8, 31390095), (10, 25112076), (11, 22829160), (12, 20926730), (15, 16741384), (20, 12556038), (22, 11414580), (24, 10463365), (30, 8370692), (33, 7609720), (40, 6278019), (44, 5707290), (55, 4565832), (60, 4185346), (66, 3804860), (88, 2853645), (110, 2282916), (120, 2092673), (132, 1902430), (165, 1521944), (220, 1141458), (264, 951215), (330, 760972), (440, 570729), (660, 380486), (1320, 190243)]