311439480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 1042826400

約数和(自身を除く): 731386920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 89, 110, 120, 121, 132, 165, 178, 220, 241, 242, 264, 267, 330, 356, 363, 440, 445, 482, 484, 534, 605, 660, 712, 723, 726, 890, 964, 968, 979, 1068, 1205, 1210, 1320, 1335, 1446, 1452, 1780, 1815, 1928, 1958, 2136, 2410, 2420, 2651, 2670, 2892, 2904, 2937, 3560, 3615, 3630, 3916, 4820, 4840, 4895, 5302, 5340, 5784, 5874, 7230, 7260, 7832, 7953, 9640, 9790, 10604, 10680, 10769, 11748, 13255, 14460, 14520, 14685, 15906, 19580, 21208, 21449, 21538, 23496, 26510, 28920, 29161, 29370, 31812, 32307, 39160, 39765, 42898, 43076, 53020, 53845, 58322, 58740, 63624, 64347, 64614, 79530, 85796, 86152, 87483, 106040, 107245, 107690, 116644, 117480, 128694, 129228, 145805, 159060, 161535, 171592, 174966, 214490, 215380, 233288, 235939, 257388, 258456, 291610, 318120, 321735, 323070, 349932, 428980, 430760, 437415, 471878, 514776, 583220, 643470, 646140, 699864, 707817, 857960, 874830, 943756, 1166440, 1179695, 1286940, 1292280, 1415634, 1749660, 1887512, 2359390, 2573880, 2595329, 2831268, 3499320, 3539085, 4718780, 5190658, 5662536, 7078170, 7785987, 9437560, 10381316, 12976645, 14156340, 15571974, 20762632, 25953290, 28312680, 31143948, 38929935, 51906580, 62287896, 77859870, 103813160, 155719740, 311439480]

約数ペア:

[(1, 311439480), (2, 155719740), (3, 103813160), (4, 77859870), (5, 62287896), (6, 51906580), (8, 38929935), (10, 31143948), (11, 28312680), (12, 25953290), (15, 20762632), (20, 15571974), (22, 14156340), (24, 12976645), (30, 10381316), (33, 9437560), (40, 7785987), (44, 7078170), (55, 5662536), (60, 5190658), (66, 4718780), (88, 3539085), (89, 3499320), (110, 2831268), (120, 2595329), (121, 2573880), (132, 2359390), (165, 1887512), (178, 1749660), (220, 1415634), (241, 1292280), (242, 1286940), (264, 1179695), (267, 1166440), (330, 943756), (356, 874830), (363, 857960), (440, 707817), (445, 699864), (482, 646140), (484, 643470), (534, 583220), (605, 514776), (660, 471878), (712, 437415), (723, 430760), (726, 428980), (890, 349932), (964, 323070), (968, 321735), (979, 318120), (1068, 291610), (1205, 258456), (1210, 257388), (1320, 235939), (1335, 233288), (1446, 215380), (1452, 214490), (1780, 174966), (1815, 171592), (1928, 161535), (1958, 159060), (2136, 145805), (2410, 129228), (2420, 128694), (2651, 117480), (2670, 116644), (2892, 107690), (2904, 107245), (2937, 106040), (3560, 87483), (3615, 86152), (3630, 85796), (3916, 79530), (4820, 64614), (4840, 64347), (4895, 63624), (5302, 58740), (5340, 58322), (5784, 53845), (5874, 53020), (7230, 43076), (7260, 42898), (7832, 39765), (7953, 39160), (9640, 32307), (9790, 31812), (10604, 29370), (10680, 29161), (10769, 28920), (11748, 26510), (13255, 23496), (14460, 21538), (14520, 21449), (14685, 21208), (15906, 19580)]