30661020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13103}}^1$

素因数の和:13131

約数の個数: 72

約数和(自身を含む): 100166976

約数和(自身を除く): 69505956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 13103, 26206, 39309, 52412, 65515, 78618, 117927, 131030, 157236, 170339, 196545, 235854, 262060, 340678, 393090, 471708, 511017, 589635, 681356, 786180, 851695, 1022034, 1179270, 1533051, 1703390, 2044068, 2358540, 2555085, 3066102, 3406780, 5110170, 6132204, 7665255, 10220340, 15330510, 30661020]

約数ペア:

[(1, 30661020), (2, 15330510), (3, 10220340), (4, 7665255), (5, 6132204), (6, 5110170), (9, 3406780), (10, 3066102), (12, 2555085), (13, 2358540), (15, 2044068), (18, 1703390), (20, 1533051), (26, 1179270), (30, 1022034), (36, 851695), (39, 786180), (45, 681356), (52, 589635), (60, 511017), (65, 471708), (78, 393090), (90, 340678), (117, 262060), (130, 235854), (156, 196545), (180, 170339), (195, 157236), (234, 131030), (260, 117927), (390, 78618), (468, 65515), (585, 52412), (780, 39309), (1170, 26206), (2340, 13103)]