242550420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2131}}^1$

素因数の和:2421

約数の個数: 96

約数和(自身を含む): 779390976

約数和(自身を除く): 536840556

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, 210, 271, 420, 542, 813, 1084, 1355, 1626, 1897, 2131, 2710, 3252, 3794, 4065, 4262, 5420, 5691, 6393, 7588, 8130, 8524, 9485, 10655, 11382, 12786, 14917, 16260, 18970, 21310, 22764, 25572, 28455, 29834, 31965, 37940, 42620, 44751, 56910, 59668, 63930, 74585, 89502, 113820, 127860, 149170, 179004, 223755, 298340, 447510, 577501, 895020, 1155002, 1732503, 2310004, 2887505, 3465006, 4042507, 5775010, 6930012, 8085014, 8662515, 11550020, 12127521, 16170028, 17325030, 20212535, 24255042, 34650060, 40425070, 48510084, 60637605, 80850140, 121275210, 242550420]

約数ペア:

[(1, 242550420), (2, 121275210), (3, 80850140), (4, 60637605), (5, 48510084), (6, 40425070), (7, 34650060), (10, 24255042), (12, 20212535), (14, 17325030), (15, 16170028), (20, 12127521), (21, 11550020), (28, 8662515), (30, 8085014), (35, 6930012), (42, 5775010), (60, 4042507), (70, 3465006), (84, 2887505), (105, 2310004), (140, 1732503), (210, 1155002), (271, 895020), (420, 577501), (542, 447510), (813, 298340), (1084, 223755), (1355, 179004), (1626, 149170), (1897, 127860), (2131, 113820), (2710, 89502), (3252, 74585), (3794, 63930), (4065, 59668), (4262, 56910), (5420, 44751), (5691, 42620), (6393, 37940), (7588, 31965), (8130, 29834), (8524, 28455), (9485, 25572), (10655, 22764), (11382, 21310), (12786, 18970), (14917, 16260)]