255646860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8573}}^1$

素因数の和:8663

約数の個数: 96

約数和(自身を含む): 829688832

約数和(自身を除く): 574041972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 8573, 9940, 14910, 17146, 25719, 29820, 34292, 42865, 51438, 60011, 85730, 102876, 120022, 128595, 171460, 180033, 240044, 257190, 300055, 360066, 514380, 600110, 608683, 720132, 900165, 1200220, 1217366, 1800330, 1826049, 2434732, 3043415, 3600660, 3652098, 4260781, 6086830, 7304196, 8521562, 9130245, 12173660, 12782343, 17043124, 18260490, 21303905, 25564686, 36520980, 42607810, 51129372, 63911715, 85215620, 127823430, 255646860]

約数ペア:

[(1, 255646860), (2, 127823430), (3, 85215620), (4, 63911715), (5, 51129372), (6, 42607810), (7, 36520980), (10, 25564686), (12, 21303905), (14, 18260490), (15, 17043124), (20, 12782343), (21, 12173660), (28, 9130245), (30, 8521562), (35, 7304196), (42, 6086830), (60, 4260781), (70, 3652098), (71, 3600660), (84, 3043415), (105, 2434732), (140, 1826049), (142, 1800330), (210, 1217366), (213, 1200220), (284, 900165), (355, 720132), (420, 608683), (426, 600110), (497, 514380), (710, 360066), (852, 300055), (994, 257190), (1065, 240044), (1420, 180033), (1491, 171460), (1988, 128595), (2130, 120022), (2485, 102876), (2982, 85730), (4260, 60011), (4970, 51438), (5964, 42865), (7455, 34292), (8573, 29820), (9940, 25719), (14910, 17146)]