644081088

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:559

約数の個数: 168

約数和(自身を含む): 1997732352

約数和(自身を除く): 1353651264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 223, 224, 294, 307, 336, 392, 446, 448, 588, 614, 669, 672, 784, 892, 921, 1176, 1228, 1338, 1344, 1561, 1568, 1784, 1842, 2149, 2352, 2456, 2676, 3122, 3136, 3568, 3684, 4298, 4683, 4704, 4912, 5352, 6244, 6447, 7136, 7368, 8596, 9366, 9408, 9824, 10704, 10927, 12488, 12894, 14272, 14736, 15043, 17192, 18732, 19648, 21408, 21854, 24976, 25788, 29472, 30086, 32781, 34384, 37464, 42816, 43708, 45129, 49952, 51576, 58944, 60172, 65562, 68461, 68768, 74928, 87416, 90258, 99904, 103152, 120344, 131124, 136922, 137536, 149856, 174832, 180516, 205383, 206304, 240688, 262248, 273844, 299712, 349664, 361032, 410766, 412608, 479227, 481376, 524496, 547688, 699328, 722064, 821532, 958454, 962752, 1048992, 1095376, 1437681, 1444128, 1643064, 1916908, 2097984, 2190752, 2875362, 2888256, 3286128, 3354589, 3833816, 4381504, 5750724, 6572256, 6709178, 7667632, 10063767, 11501448, 13144512, 13418356, 15335264, 20127534, 23002896, 26836712, 30670528, 40255068, 46005792, 53673424, 80510136, 92011584, 107346848, 161020272, 214693696, 322040544, 644081088]

約数ペア:

[(1, 644081088), (2, 322040544), (3, 214693696), (4, 161020272), (6, 107346848), (7, 92011584), (8, 80510136), (12, 53673424), (14, 46005792), (16, 40255068), (21, 30670528), (24, 26836712), (28, 23002896), (32, 20127534), (42, 15335264), (48, 13418356), (49, 13144512), (56, 11501448), (64, 10063767), (84, 7667632), (96, 6709178), (98, 6572256), (112, 5750724), (147, 4381504), (168, 3833816), (192, 3354589), (196, 3286128), (223, 2888256), (224, 2875362), (294, 2190752), (307, 2097984), (336, 1916908), (392, 1643064), (446, 1444128), (448, 1437681), (588, 1095376), (614, 1048992), (669, 962752), (672, 958454), (784, 821532), (892, 722064), (921, 699328), (1176, 547688), (1228, 524496), (1338, 481376), (1344, 479227), (1561, 412608), (1568, 410766), (1784, 361032), (1842, 349664), (2149, 299712), (2352, 273844), (2456, 262248), (2676, 240688), (3122, 206304), (3136, 205383), (3568, 180516), (3684, 174832), (4298, 149856), (4683, 137536), (4704, 136922), (4912, 131124), (5352, 120344), (6244, 103152), (6447, 99904), (7136, 90258), (7368, 87416), (8596, 74928), (9366, 68768), (9408, 68461), (9824, 65562), (10704, 60172), (10927, 58944), (12488, 51576), (12894, 49952), (14272, 45129), (14736, 43708), (15043, 42816), (17192, 37464), (18732, 34384), (19648, 32781), (21408, 30086), (21854, 29472), (24976, 25788)]