667303520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 192

約数和(自身を含む): 1788272640

約数和(自身を除く): 1120969120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 79, 80, 104, 124, 130, 131, 155, 158, 160, 208, 248, 260, 262, 310, 316, 395, 403, 416, 496, 520, 524, 620, 632, 655, 790, 806, 992, 1027, 1040, 1048, 1240, 1264, 1310, 1580, 1612, 1703, 2015, 2054, 2080, 2096, 2449, 2480, 2528, 2620, 3160, 3224, 3406, 4030, 4061, 4108, 4192, 4898, 4960, 5135, 5240, 6320, 6448, 6812, 8060, 8122, 8216, 8515, 9796, 10270, 10349, 10480, 12245, 12640, 12896, 13624, 16120, 16244, 16432, 17030, 19592, 20305, 20540, 20698, 20960, 24490, 27248, 31837, 32240, 32488, 32864, 34060, 39184, 40610, 41080, 41396, 48980, 51745, 52793, 54496, 63674, 64480, 64976, 68120, 78368, 81220, 82160, 82792, 97960, 103490, 105586, 127348, 129952, 134537, 136240, 159185, 162440, 164320, 165584, 195920, 206980, 211172, 254696, 263965, 269074, 272480, 318370, 320819, 324880, 331168, 391840, 413960, 422344, 509392, 527930, 538148, 636740, 641638, 649760, 672685, 827920, 844688, 1018784, 1055860, 1076296, 1273480, 1283276, 1345370, 1604095, 1655840, 1689376, 2111720, 2152592, 2546960, 2566552, 2690740, 3208190, 4170647, 4223440, 4305184, 5093920, 5133104, 5381480, 6416380, 8341294, 8446880, 10266208, 10762960, 12832760, 16682588, 20853235, 21525920, 25665520, 33365176, 41706470, 51331040, 66730352, 83412940, 133460704, 166825880, 333651760, 667303520]

約数ペア:

[(1, 667303520), (2, 333651760), (4, 166825880), (5, 133460704), (8, 83412940), (10, 66730352), (13, 51331040), (16, 41706470), (20, 33365176), (26, 25665520), (31, 21525920), (32, 20853235), (40, 16682588), (52, 12832760), (62, 10762960), (65, 10266208), (79, 8446880), (80, 8341294), (104, 6416380), (124, 5381480), (130, 5133104), (131, 5093920), (155, 4305184), (158, 4223440), (160, 4170647), (208, 3208190), (248, 2690740), (260, 2566552), (262, 2546960), (310, 2152592), (316, 2111720), (395, 1689376), (403, 1655840), (416, 1604095), (496, 1345370), (520, 1283276), (524, 1273480), (620, 1076296), (632, 1055860), (655, 1018784), (790, 844688), (806, 827920), (992, 672685), (1027, 649760), (1040, 641638), (1048, 636740), (1240, 538148), (1264, 527930), (1310, 509392), (1580, 422344), (1612, 413960), (1703, 391840), (2015, 331168), (2054, 324880), (2080, 320819), (2096, 318370), (2449, 272480), (2480, 269074), (2528, 263965), (2620, 254696), (3160, 211172), (3224, 206980), (3406, 195920), (4030, 165584), (4061, 164320), (4108, 162440), (4192, 159185), (4898, 136240), (4960, 134537), (5135, 129952), (5240, 127348), (6320, 105586), (6448, 103490), (6812, 97960), (8060, 82792), (8122, 82160), (8216, 81220), (8515, 78368), (9796, 68120), (10270, 64976), (10349, 64480), (10480, 63674), (12245, 54496), (12640, 52793), (12896, 51745), (13624, 48980), (16120, 41396), (16244, 41080), (16432, 40610), (17030, 39184), (19592, 34060), (20305, 32864), (20540, 32488), (20698, 32240), (20960, 31837), (24490, 27248)]