180260955

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2819}}^1$

素因数の和:2873

約数の個数: 72

約数和(自身を含む): 376131600

約数和(自身を除く): 195870645

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 203, 245, 261, 315, 435, 441, 609, 735, 1015, 1305, 1421, 1827, 2205, 2819, 3045, 4263, 7105, 8457, 9135, 12789, 14095, 19733, 21315, 25371, 42285, 59199, 63945, 81751, 98665, 126855, 138131, 177597, 245253, 295995, 408755, 414393, 572257, 690655, 735759, 887985, 1226265, 1243179, 1716771, 2071965, 2861285, 3678795, 4005799, 5150313, 6215895, 8583855, 12017397, 20028995, 25751565, 36052191, 60086985, 180260955]

約数ペア:

[(1, 180260955), (3, 60086985), (5, 36052191), (7, 25751565), (9, 20028995), (15, 12017397), (21, 8583855), (29, 6215895), (35, 5150313), (45, 4005799), (49, 3678795), (63, 2861285), (87, 2071965), (105, 1716771), (145, 1243179), (147, 1226265), (203, 887985), (245, 735759), (261, 690655), (315, 572257), (435, 414393), (441, 408755), (609, 295995), (735, 245253), (1015, 177597), (1305, 138131), (1421, 126855), (1827, 98665), (2205, 81751), (2819, 63945), (3045, 59199), (4263, 42285), (7105, 25371), (8457, 21315), (9135, 19733), (12789, 14095)]