2405781040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1051}}^1$

素因数の和:1179

約数の個数: 160

約数和(自身を含む): 6311596032

約数和(自身を除く): 3905814992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 71, 80, 104, 124, 130, 142, 155, 208, 248, 260, 284, 310, 355, 403, 496, 520, 568, 620, 710, 806, 923, 1040, 1051, 1136, 1240, 1420, 1612, 1846, 2015, 2102, 2201, 2480, 2840, 3224, 3692, 4030, 4204, 4402, 4615, 5255, 5680, 6448, 7384, 8060, 8408, 8804, 9230, 10510, 11005, 13663, 14768, 16120, 16816, 17608, 18460, 21020, 22010, 27326, 28613, 32240, 32581, 35216, 36920, 42040, 44020, 54652, 57226, 65162, 68315, 73840, 74621, 84080, 88040, 109304, 114452, 130324, 136630, 143065, 149242, 162905, 176080, 218608, 228904, 260648, 273260, 286130, 298484, 325810, 373105, 423553, 457808, 521296, 546520, 572260, 596968, 651620, 746210, 847106, 970073, 1093040, 1144520, 1193936, 1303240, 1492420, 1694212, 1940146, 2117765, 2289040, 2313251, 2606480, 2984840, 3388424, 3880292, 4235530, 4626502, 4850365, 5969680, 6776848, 7760584, 8471060, 9253004, 9700730, 11566255, 15521168, 16942120, 18506008, 19401460, 23132510, 30072263, 33884240, 37012016, 38802920, 46265020, 60144526, 77605840, 92530040, 120289052, 150361315, 185060080, 240578104, 300722630, 481156208, 601445260, 1202890520, 2405781040]

約数ペア:

[(1, 2405781040), (2, 1202890520), (4, 601445260), (5, 481156208), (8, 300722630), (10, 240578104), (13, 185060080), (16, 150361315), (20, 120289052), (26, 92530040), (31, 77605840), (40, 60144526), (52, 46265020), (62, 38802920), (65, 37012016), (71, 33884240), (80, 30072263), (104, 23132510), (124, 19401460), (130, 18506008), (142, 16942120), (155, 15521168), (208, 11566255), (248, 9700730), (260, 9253004), (284, 8471060), (310, 7760584), (355, 6776848), (403, 5969680), (496, 4850365), (520, 4626502), (568, 4235530), (620, 3880292), (710, 3388424), (806, 2984840), (923, 2606480), (1040, 2313251), (1051, 2289040), (1136, 2117765), (1240, 1940146), (1420, 1694212), (1612, 1492420), (1846, 1303240), (2015, 1193936), (2102, 1144520), (2201, 1093040), (2480, 970073), (2840, 847106), (3224, 746210), (3692, 651620), (4030, 596968), (4204, 572260), (4402, 546520), (4615, 521296), (5255, 457808), (5680, 423553), (6448, 373105), (7384, 325810), (8060, 298484), (8408, 286130), (8804, 273260), (9230, 260648), (10510, 228904), (11005, 218608), (13663, 176080), (14768, 162905), (16120, 149242), (16816, 143065), (17608, 136630), (18460, 130324), (21020, 114452), (22010, 109304), (27326, 88040), (28613, 84080), (32240, 74621), (32581, 73840), (35216, 68315), (36920, 65162), (42040, 57226), (44020, 54652)]