228619820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 584965920

約数和(自身を除く): 356346100

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 43, 44, 52, 55, 65, 86, 110, 121, 130, 143, 169, 172, 215, 220, 242, 260, 286, 338, 430, 473, 484, 559, 572, 605, 676, 715, 845, 860, 946, 1118, 1210, 1430, 1573, 1690, 1859, 1892, 2197, 2236, 2365, 2420, 2795, 2860, 3146, 3380, 3718, 4394, 4730, 5203, 5590, 6149, 6292, 7267, 7436, 7865, 8788, 9295, 9460, 10406, 10985, 11180, 12298, 14534, 15730, 18590, 20449, 20812, 21970, 24167, 24596, 26015, 29068, 30745, 31460, 36335, 37180, 40898, 43940, 48334, 52030, 61490, 67639, 72670, 79937, 81796, 94471, 96668, 102245, 104060, 120835, 122980, 135278, 145340, 159874, 188942, 204490, 241670, 265837, 270556, 319748, 338195, 377884, 399685, 408980, 472355, 483340, 531674, 676390, 799370, 879307, 944710, 1039181, 1063348, 1329185, 1352780, 1598740, 1758614, 1889420, 2078362, 2658370, 3517228, 4156724, 4396535, 5195905, 5316740, 8793070, 10391810, 11430991, 17586140, 20783620, 22861982, 45723964, 57154955, 114309910, 228619820]

約数ペア:

[(1, 228619820), (2, 114309910), (4, 57154955), (5, 45723964), (10, 22861982), (11, 20783620), (13, 17586140), (20, 11430991), (22, 10391810), (26, 8793070), (43, 5316740), (44, 5195905), (52, 4396535), (55, 4156724), (65, 3517228), (86, 2658370), (110, 2078362), (121, 1889420), (130, 1758614), (143, 1598740), (169, 1352780), (172, 1329185), (215, 1063348), (220, 1039181), (242, 944710), (260, 879307), (286, 799370), (338, 676390), (430, 531674), (473, 483340), (484, 472355), (559, 408980), (572, 399685), (605, 377884), (676, 338195), (715, 319748), (845, 270556), (860, 265837), (946, 241670), (1118, 204490), (1210, 188942), (1430, 159874), (1573, 145340), (1690, 135278), (1859, 122980), (1892, 120835), (2197, 104060), (2236, 102245), (2365, 96668), (2420, 94471), (2795, 81796), (2860, 79937), (3146, 72670), (3380, 67639), (3718, 61490), (4394, 52030), (4730, 48334), (5203, 43940), (5590, 40898), (6149, 37180), (6292, 36335), (7267, 31460), (7436, 30745), (7865, 29068), (8788, 26015), (9295, 24596), (9460, 24167), (10406, 21970), (10985, 20812), (11180, 20449), (12298, 18590), (14534, 15730)]