68479840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 197370432

約数和(自身を除く): 128890592

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 41, 44, 52, 55, 65, 73, 80, 82, 88, 104, 110, 130, 143, 146, 160, 164, 176, 205, 208, 220, 260, 286, 292, 328, 352, 365, 410, 416, 440, 451, 520, 533, 572, 584, 656, 715, 730, 803, 820, 880, 902, 949, 1040, 1066, 1144, 1168, 1312, 1430, 1460, 1606, 1640, 1760, 1804, 1898, 2080, 2132, 2255, 2288, 2336, 2665, 2860, 2920, 2993, 3212, 3280, 3608, 3796, 4015, 4264, 4510, 4576, 4745, 5330, 5720, 5840, 5863, 5986, 6424, 6560, 7216, 7592, 8030, 8528, 9020, 9490, 10439, 10660, 11440, 11680, 11726, 11972, 12848, 14432, 14965, 15184, 16060, 17056, 18040, 18980, 20878, 21320, 22880, 23452, 23944, 25696, 29315, 29930, 30368, 32120, 32923, 36080, 37960, 38909, 41756, 42640, 46904, 47888, 52195, 58630, 59860, 64240, 65846, 72160, 75920, 77818, 83512, 85280, 93808, 95776, 104390, 117260, 119720, 128480, 131692, 151840, 155636, 164615, 167024, 187616, 194545, 208780, 234520, 239440, 263384, 311272, 329230, 334048, 389090, 417560, 427999, 469040, 478880, 526768, 622544, 658460, 778180, 835120, 855998, 938080, 1053536, 1245088, 1316920, 1556360, 1670240, 1711996, 2139995, 2633840, 3112720, 3423992, 4279990, 5267680, 6225440, 6847984, 8559980, 13695968, 17119960, 34239920, 68479840]

約数ペア:

[(1, 68479840), (2, 34239920), (4, 17119960), (5, 13695968), (8, 8559980), (10, 6847984), (11, 6225440), (13, 5267680), (16, 4279990), (20, 3423992), (22, 3112720), (26, 2633840), (32, 2139995), (40, 1711996), (41, 1670240), (44, 1556360), (52, 1316920), (55, 1245088), (65, 1053536), (73, 938080), (80, 855998), (82, 835120), (88, 778180), (104, 658460), (110, 622544), (130, 526768), (143, 478880), (146, 469040), (160, 427999), (164, 417560), (176, 389090), (205, 334048), (208, 329230), (220, 311272), (260, 263384), (286, 239440), (292, 234520), (328, 208780), (352, 194545), (365, 187616), (410, 167024), (416, 164615), (440, 155636), (451, 151840), (520, 131692), (533, 128480), (572, 119720), (584, 117260), (656, 104390), (715, 95776), (730, 93808), (803, 85280), (820, 83512), (880, 77818), (902, 75920), (949, 72160), (1040, 65846), (1066, 64240), (1144, 59860), (1168, 58630), (1312, 52195), (1430, 47888), (1460, 46904), (1606, 42640), (1640, 41756), (1760, 38909), (1804, 37960), (1898, 36080), (2080, 32923), (2132, 32120), (2255, 30368), (2288, 29930), (2336, 29315), (2665, 25696), (2860, 23944), (2920, 23452), (2993, 22880), (3212, 21320), (3280, 20878), (3608, 18980), (3796, 18040), (4015, 17056), (4264, 16060), (4510, 15184), (4576, 14965), (4745, 14432), (5330, 12848), (5720, 11972), (5840, 11726), (5863, 11680), (5986, 11440), (6424, 10660), (6560, 10439), (7216, 9490), (7592, 9020), (8030, 8528)]