291823980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3527}}^1$

素因数の和:3743

約数の個数: 96

約数和(自身を含む): 938843136

約数和(自身を除く): 647019156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 788, 985, 1182, 1379, 1970, 2364, 2758, 2955, 3527, 3940, 4137, 5516, 5910, 6895, 7054, 8274, 10581, 11820, 13790, 14108, 16548, 17635, 20685, 21162, 24689, 27580, 35270, 41370, 42324, 49378, 52905, 70540, 74067, 82740, 98756, 105810, 123445, 148134, 211620, 246890, 296268, 370335, 493780, 694819, 740670, 1389638, 1481340, 2084457, 2779276, 3474095, 4168914, 4863733, 6948190, 8337828, 9727466, 10422285, 13896380, 14591199, 19454932, 20844570, 24318665, 29182398, 41689140, 48637330, 58364796, 72955995, 97274660, 145911990, 291823980]

約数ペア:

[(1, 291823980), (2, 145911990), (3, 97274660), (4, 72955995), (5, 58364796), (6, 48637330), (7, 41689140), (10, 29182398), (12, 24318665), (14, 20844570), (15, 19454932), (20, 14591199), (21, 13896380), (28, 10422285), (30, 9727466), (35, 8337828), (42, 6948190), (60, 4863733), (70, 4168914), (84, 3474095), (105, 2779276), (140, 2084457), (197, 1481340), (210, 1389638), (394, 740670), (420, 694819), (591, 493780), (788, 370335), (985, 296268), (1182, 246890), (1379, 211620), (1970, 148134), (2364, 123445), (2758, 105810), (2955, 98756), (3527, 82740), (3940, 74067), (4137, 70540), (5516, 52905), (5910, 49378), (6895, 42324), (7054, 41370), (8274, 35270), (10581, 27580), (11820, 24689), (13790, 21162), (14108, 20685), (16548, 17635)]