490451220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{129749}}^1$

素因数の和:129774

約数の個数: 96

約数和(自身を含む): 1743840000

約数和(自身を除く): 1253388780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 129749, 259498, 389247, 518996, 648745, 778494, 908243, 1167741, 1297490, 1556988, 1816486, 1946235, 2335482, 2594980, 2724729, 3503223, 3632972, 3892470, 4541215, 4670964, 5449458, 5838705, 7006446, 7784940, 8174187, 9082430, 10898916, 11677410, 13623645, 14012892, 16348374, 17516115, 18164860, 23354820, 24522561, 27247290, 32696748, 35032230, 40870935, 49045122, 54494580, 70064460, 81741870, 98090244, 122612805, 163483740, 245225610, 490451220]

約数ペア:

[(1, 490451220), (2, 245225610), (3, 163483740), (4, 122612805), (5, 98090244), (6, 81741870), (7, 70064460), (9, 54494580), (10, 49045122), (12, 40870935), (14, 35032230), (15, 32696748), (18, 27247290), (20, 24522561), (21, 23354820), (27, 18164860), (28, 17516115), (30, 16348374), (35, 14012892), (36, 13623645), (42, 11677410), (45, 10898916), (54, 9082430), (60, 8174187), (63, 7784940), (70, 7006446), (84, 5838705), (90, 5449458), (105, 4670964), (108, 4541215), (126, 3892470), (135, 3632972), (140, 3503223), (180, 2724729), (189, 2594980), (210, 2335482), (252, 1946235), (270, 1816486), (315, 1556988), (378, 1297490), (420, 1167741), (540, 908243), (630, 778494), (756, 648745), (945, 518996), (1260, 389247), (1890, 259498), (3780, 129749)]