1849888980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1$

素因数の和:998

約数の個数: 144

約数和(自身を含む): 5755276800

約数和(自身を除く): 3905387820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 449, 470, 487, 564, 705, 846, 898, 940, 974, 1347, 1410, 1461, 1692, 1796, 1948, 2115, 2245, 2435, 2694, 2820, 2922, 4041, 4230, 4383, 4490, 4870, 5388, 5844, 6735, 7305, 8082, 8460, 8766, 8980, 9740, 13470, 14610, 16164, 17532, 20205, 21103, 21915, 22889, 26940, 29220, 40410, 42206, 43830, 45778, 63309, 68667, 80820, 84412, 87660, 91556, 105515, 114445, 126618, 137334, 189927, 206001, 211030, 218663, 228890, 253236, 274668, 316545, 343335, 379854, 412002, 422060, 437326, 457780, 633090, 655989, 686670, 759708, 824004, 874652, 949635, 1030005, 1093315, 1266180, 1311978, 1373340, 1899270, 1967967, 2060010, 2186630, 2623956, 3279945, 3798540, 3935934, 4120020, 4373260, 6559890, 7871868, 9839835, 10277161, 13119780, 19679670, 20554322, 30831483, 39359340, 41108644, 51385805, 61662966, 92494449, 102771610, 123325932, 154157415, 184988898, 205543220, 308314830, 369977796, 462472245, 616629660, 924944490, 1849888980]

約数ペア:

[(1, 1849888980), (2, 924944490), (3, 616629660), (4, 462472245), (5, 369977796), (6, 308314830), (9, 205543220), (10, 184988898), (12, 154157415), (15, 123325932), (18, 102771610), (20, 92494449), (30, 61662966), (36, 51385805), (45, 41108644), (47, 39359340), (60, 30831483), (90, 20554322), (94, 19679670), (141, 13119780), (180, 10277161), (188, 9839835), (235, 7871868), (282, 6559890), (423, 4373260), (449, 4120020), (470, 3935934), (487, 3798540), (564, 3279945), (705, 2623956), (846, 2186630), (898, 2060010), (940, 1967967), (974, 1899270), (1347, 1373340), (1410, 1311978), (1461, 1266180), (1692, 1093315), (1796, 1030005), (1948, 949635), (2115, 874652), (2245, 824004), (2435, 759708), (2694, 686670), (2820, 655989), (2922, 633090), (4041, 457780), (4230, 437326), (4383, 422060), (4490, 412002), (4870, 379854), (5388, 343335), (5844, 316545), (6735, 274668), (7305, 253236), (8082, 228890), (8460, 218663), (8766, 211030), (8980, 206001), (9740, 189927), (13470, 137334), (14610, 126618), (16164, 114445), (17532, 105515), (20205, 91556), (21103, 87660), (21915, 84412), (22889, 80820), (26940, 68667), (29220, 63309), (40410, 45778), (42206, 43830)]