19463640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 256

約数和(自身を含む): 74649600

約数和(自身を除く): 55185960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 29, 30, 34, 35, 40, 42, 47, 51, 56, 58, 60, 68, 70, 84, 85, 87, 94, 102, 105, 116, 119, 120, 136, 140, 141, 145, 168, 170, 174, 188, 203, 204, 210, 232, 235, 238, 255, 280, 282, 290, 329, 340, 348, 357, 376, 406, 408, 420, 435, 470, 476, 493, 510, 564, 580, 595, 609, 658, 680, 696, 705, 714, 799, 812, 840, 870, 940, 952, 986, 987, 1015, 1020, 1128, 1160, 1190, 1218, 1316, 1363, 1410, 1428, 1479, 1598, 1624, 1645, 1740, 1785, 1880, 1972, 1974, 2030, 2040, 2380, 2397, 2436, 2465, 2632, 2726, 2820, 2856, 2958, 3045, 3196, 3290, 3451, 3480, 3570, 3944, 3948, 3995, 4060, 4089, 4760, 4794, 4872, 4930, 4935, 5452, 5593, 5640, 5916, 6090, 6392, 6580, 6815, 6902, 7140, 7395, 7896, 7990, 8120, 8178, 9541, 9588, 9860, 9870, 10353, 10904, 11186, 11832, 11985, 12180, 13160, 13630, 13804, 14280, 14790, 15980, 16356, 16779, 17255, 19082, 19176, 19720, 19740, 20445, 20706, 22372, 23171, 23970, 24360, 27260, 27608, 27965, 28623, 29580, 31960, 32712, 33558, 34510, 38164, 39480, 40890, 41412, 44744, 46342, 47705, 47940, 51765, 54520, 55930, 57246, 59160, 67116, 69020, 69513, 76328, 81780, 82824, 83895, 92684, 95410, 95880, 103530, 111860, 114492, 115855, 134232, 138040, 139026, 143115, 162197, 163560, 167790, 185368, 190820, 207060, 223720, 228984, 231710, 278052, 286230, 324394, 335580, 347565, 381640, 414120, 463420, 486591, 556104, 572460, 648788, 671160, 695130, 810985, 926840, 973182, 1144920, 1297576, 1390260, 1621970, 1946364, 2432955, 2780520, 3243940, 3892728, 4865910, 6487880, 9731820, 19463640]

約数ペア:

[(1, 19463640), (2, 9731820), (3, 6487880), (4, 4865910), (5, 3892728), (6, 3243940), (7, 2780520), (8, 2432955), (10, 1946364), (12, 1621970), (14, 1390260), (15, 1297576), (17, 1144920), (20, 973182), (21, 926840), (24, 810985), (28, 695130), (29, 671160), (30, 648788), (34, 572460), (35, 556104), (40, 486591), (42, 463420), (47, 414120), (51, 381640), (56, 347565), (58, 335580), (60, 324394), (68, 286230), (70, 278052), (84, 231710), (85, 228984), (87, 223720), (94, 207060), (102, 190820), (105, 185368), (116, 167790), (119, 163560), (120, 162197), (136, 143115), (140, 139026), (141, 138040), (145, 134232), (168, 115855), (170, 114492), (174, 111860), (188, 103530), (203, 95880), (204, 95410), (210, 92684), (232, 83895), (235, 82824), (238, 81780), (255, 76328), (280, 69513), (282, 69020), (290, 67116), (329, 59160), (340, 57246), (348, 55930), (357, 54520), (376, 51765), (406, 47940), (408, 47705), (420, 46342), (435, 44744), (470, 41412), (476, 40890), (493, 39480), (510, 38164), (564, 34510), (580, 33558), (595, 32712), (609, 31960), (658, 29580), (680, 28623), (696, 27965), (705, 27608), (714, 27260), (799, 24360), (812, 23970), (840, 23171), (870, 22372), (940, 20706), (952, 20445), (986, 19740), (987, 19720), (1015, 19176), (1020, 19082), (1128, 17255), (1160, 16779), (1190, 16356), (1218, 15980), (1316, 14790), (1363, 14280), (1410, 13804), (1428, 13630), (1479, 13160), (1598, 12180), (1624, 11985), (1645, 11832), (1740, 11186), (1785, 10904), (1880, 10353), (1972, 9870), (1974, 9860), (2030, 9588), (2040, 9541), (2380, 8178), (2397, 8120), (2436, 7990), (2465, 7896), (2632, 7395), (2726, 7140), (2820, 6902), (2856, 6815), (2958, 6580), (3045, 6392), (3196, 6090), (3290, 5916), (3451, 5640), (3480, 5593), (3570, 5452), (3944, 4935), (3948, 4930), (3995, 4872), (4060, 4794), (4089, 4760)]