291227580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 288

約数和(自身を含む): 1061424000

約数和(自身を除く): 770196420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 53, 60, 63, 70, 84, 89, 90, 98, 105, 106, 126, 140, 147, 159, 178, 180, 196, 210, 212, 245, 252, 265, 267, 294, 315, 318, 343, 356, 371, 420, 441, 445, 477, 490, 530, 534, 588, 623, 630, 636, 686, 735, 742, 795, 801, 882, 890, 954, 980, 1029, 1060, 1068, 1113, 1246, 1260, 1335, 1372, 1470, 1484, 1590, 1602, 1715, 1764, 1780, 1855, 1869, 1908, 2058, 2205, 2226, 2385, 2492, 2597, 2670, 2940, 3087, 3115, 3180, 3204, 3339, 3430, 3710, 3738, 4005, 4116, 4361, 4410, 4452, 4717, 4770, 5145, 5194, 5340, 5565, 5607, 6174, 6230, 6678, 6860, 7420, 7476, 7791, 8010, 8722, 8820, 9345, 9434, 9540, 10290, 10388, 11130, 11214, 12348, 12460, 12985, 13083, 13356, 14151, 15435, 15582, 16020, 16695, 17444, 18179, 18690, 18868, 20580, 21805, 22260, 22428, 23373, 23585, 25970, 26166, 28035, 28302, 30527, 30870, 31164, 33019, 33390, 36358, 37380, 38955, 39249, 42453, 43610, 46746, 47170, 51940, 52332, 54537, 56070, 56604, 61054, 61740, 65415, 66038, 66780, 70755, 72716, 77910, 78498, 84906, 87220, 90895, 91581, 93492, 94340, 99057, 109074, 112140, 116865, 122108, 130830, 132076, 141510, 152635, 155820, 156996, 163611, 165095, 169812, 181790, 183162, 196245, 198114, 212265, 218148, 231133, 233730, 261660, 272685, 274743, 283020, 297171, 305270, 327222, 330190, 363580, 366324, 392490, 396228, 424530, 457905, 462266, 467460, 495285, 545370, 549486, 594342, 610540, 654444, 660380, 693399, 784980, 818055, 849060, 915810, 924532, 990570, 1090740, 1098972, 1155665, 1188684, 1373715, 1386798, 1485855, 1617931, 1636110, 1831620, 1981140, 2080197, 2311330, 2747430, 2773596, 2971710, 3235862, 3272220, 3466995, 4160394, 4622660, 4853793, 5494860, 5943420, 6471724, 6933990, 8089655, 8320788, 9707586, 10400985, 13867980, 14561379, 16179310, 19415172, 20801970, 24268965, 29122758, 32358620, 41603940, 48537930, 58245516, 72806895, 97075860, 145613790, 291227580]

約数ペア:

[(1, 291227580), (2, 145613790), (3, 97075860), (4, 72806895), (5, 58245516), (6, 48537930), (7, 41603940), (9, 32358620), (10, 29122758), (12, 24268965), (14, 20801970), (15, 19415172), (18, 16179310), (20, 14561379), (21, 13867980), (28, 10400985), (30, 9707586), (35, 8320788), (36, 8089655), (42, 6933990), (45, 6471724), (49, 5943420), (53, 5494860), (60, 4853793), (63, 4622660), (70, 4160394), (84, 3466995), (89, 3272220), (90, 3235862), (98, 2971710), (105, 2773596), (106, 2747430), (126, 2311330), (140, 2080197), (147, 1981140), (159, 1831620), (178, 1636110), (180, 1617931), (196, 1485855), (210, 1386798), (212, 1373715), (245, 1188684), (252, 1155665), (265, 1098972), (267, 1090740), (294, 990570), (315, 924532), (318, 915810), (343, 849060), (356, 818055), (371, 784980), (420, 693399), (441, 660380), (445, 654444), (477, 610540), (490, 594342), (530, 549486), (534, 545370), (588, 495285), (623, 467460), (630, 462266), (636, 457905), (686, 424530), (735, 396228), (742, 392490), (795, 366324), (801, 363580), (882, 330190), (890, 327222), (954, 305270), (980, 297171), (1029, 283020), (1060, 274743), (1068, 272685), (1113, 261660), (1246, 233730), (1260, 231133), (1335, 218148), (1372, 212265), (1470, 198114), (1484, 196245), (1590, 183162), (1602, 181790), (1715, 169812), (1764, 165095), (1780, 163611), (1855, 156996), (1869, 155820), (1908, 152635), (2058, 141510), (2205, 132076), (2226, 130830), (2385, 122108), (2492, 116865), (2597, 112140), (2670, 109074), (2940, 99057), (3087, 94340), (3115, 93492), (3180, 91581), (3204, 90895), (3339, 87220), (3430, 84906), (3710, 78498), (3738, 77910), (4005, 72716), (4116, 70755), (4361, 66780), (4410, 66038), (4452, 65415), (4717, 61740), (4770, 61054), (5145, 56604), (5194, 56070), (5340, 54537), (5565, 52332), (5607, 51940), (6174, 47170), (6230, 46746), (6678, 43610), (6860, 42453), (7420, 39249), (7476, 38955), (7791, 37380), (8010, 36358), (8722, 33390), (8820, 33019), (9345, 31164), (9434, 30870), (9540, 30527), (10290, 28302), (10388, 28035), (11130, 26166), (11214, 25970), (12348, 23585), (12460, 23373), (12985, 22428), (13083, 22260), (13356, 21805), (14151, 20580), (15435, 18868), (15582, 18690), (16020, 18179), (16695, 17444)]