19035240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 256

約数和(自身を含む): 72990720

約数和(自身を除く): 53955480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 43, 51, 56, 60, 62, 68, 70, 84, 85, 86, 93, 102, 105, 119, 120, 124, 129, 136, 140, 155, 168, 170, 172, 186, 204, 210, 215, 217, 238, 248, 255, 258, 280, 301, 310, 340, 344, 357, 372, 408, 420, 430, 434, 465, 476, 510, 516, 527, 595, 602, 620, 645, 651, 680, 714, 731, 744, 840, 860, 868, 903, 930, 952, 1020, 1032, 1054, 1085, 1190, 1204, 1240, 1290, 1302, 1333, 1428, 1462, 1505, 1581, 1720, 1736, 1785, 1806, 1860, 2040, 2108, 2170, 2193, 2380, 2408, 2580, 2604, 2635, 2666, 2856, 2924, 3010, 3162, 3255, 3570, 3612, 3655, 3689, 3720, 3999, 4216, 4340, 4386, 4515, 4760, 5117, 5160, 5208, 5270, 5332, 5848, 6020, 6324, 6510, 6665, 7140, 7224, 7310, 7378, 7905, 7998, 8680, 8772, 9030, 9331, 10234, 10540, 10664, 10965, 11067, 12040, 12648, 13020, 13330, 14280, 14620, 14756, 15351, 15810, 15996, 17544, 18060, 18445, 18662, 19995, 20468, 21080, 21930, 22134, 22661, 25585, 26040, 26660, 27993, 29240, 29512, 30702, 31620, 31992, 36120, 36890, 37324, 39990, 40936, 43860, 44268, 45322, 46655, 51170, 53320, 55335, 55986, 61404, 63240, 67983, 73780, 74648, 76755, 79980, 87720, 88536, 90644, 93310, 102340, 110670, 111972, 113305, 122808, 135966, 139965, 147560, 153510, 158627, 159960, 181288, 186620, 204680, 221340, 223944, 226610, 271932, 279930, 307020, 317254, 339915, 373240, 442680, 453220, 475881, 543864, 559860, 614040, 634508, 679830, 793135, 906440, 951762, 1119720, 1269016, 1359660, 1586270, 1903524, 2379405, 2719320, 3172540, 3807048, 4758810, 6345080, 9517620, 19035240]

約数ペア:

[(1, 19035240), (2, 9517620), (3, 6345080), (4, 4758810), (5, 3807048), (6, 3172540), (7, 2719320), (8, 2379405), (10, 1903524), (12, 1586270), (14, 1359660), (15, 1269016), (17, 1119720), (20, 951762), (21, 906440), (24, 793135), (28, 679830), (30, 634508), (31, 614040), (34, 559860), (35, 543864), (40, 475881), (42, 453220), (43, 442680), (51, 373240), (56, 339915), (60, 317254), (62, 307020), (68, 279930), (70, 271932), (84, 226610), (85, 223944), (86, 221340), (93, 204680), (102, 186620), (105, 181288), (119, 159960), (120, 158627), (124, 153510), (129, 147560), (136, 139965), (140, 135966), (155, 122808), (168, 113305), (170, 111972), (172, 110670), (186, 102340), (204, 93310), (210, 90644), (215, 88536), (217, 87720), (238, 79980), (248, 76755), (255, 74648), (258, 73780), (280, 67983), (301, 63240), (310, 61404), (340, 55986), (344, 55335), (357, 53320), (372, 51170), (408, 46655), (420, 45322), (430, 44268), (434, 43860), (465, 40936), (476, 39990), (510, 37324), (516, 36890), (527, 36120), (595, 31992), (602, 31620), (620, 30702), (645, 29512), (651, 29240), (680, 27993), (714, 26660), (731, 26040), (744, 25585), (840, 22661), (860, 22134), (868, 21930), (903, 21080), (930, 20468), (952, 19995), (1020, 18662), (1032, 18445), (1054, 18060), (1085, 17544), (1190, 15996), (1204, 15810), (1240, 15351), (1290, 14756), (1302, 14620), (1333, 14280), (1428, 13330), (1462, 13020), (1505, 12648), (1581, 12040), (1720, 11067), (1736, 10965), (1785, 10664), (1806, 10540), (1860, 10234), (2040, 9331), (2108, 9030), (2170, 8772), (2193, 8680), (2380, 7998), (2408, 7905), (2580, 7378), (2604, 7310), (2635, 7224), (2666, 7140), (2856, 6665), (2924, 6510), (3010, 6324), (3162, 6020), (3255, 5848), (3570, 5332), (3612, 5270), (3655, 5208), (3689, 5160), (3720, 5117), (3999, 4760), (4216, 4515), (4340, 4386)]