68750010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 192

約数和(自身を含む): 218350080

約数和(自身を除く): 149600070

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 53, 58, 63, 70, 71, 87, 90, 105, 106, 126, 142, 145, 159, 174, 203, 210, 213, 261, 265, 290, 315, 318, 355, 371, 406, 426, 435, 477, 497, 522, 530, 609, 630, 639, 710, 742, 795, 870, 954, 994, 1015, 1065, 1113, 1218, 1278, 1305, 1491, 1537, 1590, 1827, 1855, 2030, 2059, 2130, 2226, 2385, 2485, 2610, 2982, 3045, 3074, 3195, 3339, 3654, 3710, 3763, 4118, 4473, 4611, 4770, 4970, 5565, 6090, 6177, 6390, 6678, 7455, 7526, 7685, 8946, 9135, 9222, 10295, 10759, 11130, 11289, 12354, 13833, 14413, 14910, 15370, 16695, 18270, 18531, 18815, 20590, 21518, 22365, 22578, 23055, 26341, 27666, 28826, 30885, 32277, 33390, 33867, 37062, 37630, 43239, 44730, 46110, 52682, 53795, 56445, 61770, 64554, 67734, 69165, 72065, 79023, 86478, 92655, 96831, 107590, 109127, 112890, 129717, 131705, 138330, 144130, 158046, 161385, 169335, 185310, 193662, 216195, 218254, 237069, 259434, 263410, 322770, 327381, 338670, 395115, 432390, 474138, 484155, 545635, 648585, 654762, 763889, 790230, 968310, 982143, 1091270, 1185345, 1297170, 1527778, 1636905, 1964286, 2291667, 2370690, 3273810, 3819445, 4583334, 4910715, 6875001, 7638890, 9821430, 11458335, 13750002, 22916670, 34375005, 68750010]

約数ペア:

[(1, 68750010), (2, 34375005), (3, 22916670), (5, 13750002), (6, 11458335), (7, 9821430), (9, 7638890), (10, 6875001), (14, 4910715), (15, 4583334), (18, 3819445), (21, 3273810), (29, 2370690), (30, 2291667), (35, 1964286), (42, 1636905), (45, 1527778), (53, 1297170), (58, 1185345), (63, 1091270), (70, 982143), (71, 968310), (87, 790230), (90, 763889), (105, 654762), (106, 648585), (126, 545635), (142, 484155), (145, 474138), (159, 432390), (174, 395115), (203, 338670), (210, 327381), (213, 322770), (261, 263410), (265, 259434), (290, 237069), (315, 218254), (318, 216195), (355, 193662), (371, 185310), (406, 169335), (426, 161385), (435, 158046), (477, 144130), (497, 138330), (522, 131705), (530, 129717), (609, 112890), (630, 109127), (639, 107590), (710, 96831), (742, 92655), (795, 86478), (870, 79023), (954, 72065), (994, 69165), (1015, 67734), (1065, 64554), (1113, 61770), (1218, 56445), (1278, 53795), (1305, 52682), (1491, 46110), (1537, 44730), (1590, 43239), (1827, 37630), (1855, 37062), (2030, 33867), (2059, 33390), (2130, 32277), (2226, 30885), (2385, 28826), (2485, 27666), (2610, 26341), (2982, 23055), (3045, 22578), (3074, 22365), (3195, 21518), (3339, 20590), (3654, 18815), (3710, 18531), (3763, 18270), (4118, 16695), (4473, 15370), (4611, 14910), (4770, 14413), (4970, 13833), (5565, 12354), (6090, 11289), (6177, 11130), (6390, 10759), (6678, 10295), (7455, 9222), (7526, 9135), (7685, 8946)]