2255820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 7451136

約数和(自身を除く): 5195316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 131, 140, 164, 205, 210, 246, 262, 287, 393, 410, 420, 492, 524, 574, 615, 655, 786, 820, 861, 917, 1148, 1230, 1310, 1435, 1572, 1722, 1834, 1965, 2460, 2620, 2751, 2870, 3444, 3668, 3930, 4305, 4585, 5371, 5502, 5740, 7860, 8610, 9170, 10742, 11004, 13755, 16113, 17220, 18340, 21484, 26855, 27510, 32226, 37597, 53710, 55020, 64452, 75194, 80565, 107420, 112791, 150388, 161130, 187985, 225582, 322260, 375970, 451164, 563955, 751940, 1127910, 2255820]

約数ペア:

[(1, 2255820), (2, 1127910), (3, 751940), (4, 563955), (5, 451164), (6, 375970), (7, 322260), (10, 225582), (12, 187985), (14, 161130), (15, 150388), (20, 112791), (21, 107420), (28, 80565), (30, 75194), (35, 64452), (41, 55020), (42, 53710), (60, 37597), (70, 32226), (82, 27510), (84, 26855), (105, 21484), (123, 18340), (131, 17220), (140, 16113), (164, 13755), (205, 11004), (210, 10742), (246, 9170), (262, 8610), (287, 7860), (393, 5740), (410, 5502), (420, 5371), (492, 4585), (524, 4305), (574, 3930), (615, 3668), (655, 3444), (786, 2870), (820, 2751), (861, 2620), (917, 2460), (1148, 1965), (1230, 1834), (1310, 1722), (1435, 1572)]