163306760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 411402240

約数和(自身を除く): 248095480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 61, 62, 68, 85, 122, 124, 127, 136, 155, 170, 244, 248, 254, 305, 310, 340, 488, 508, 527, 610, 620, 635, 680, 1016, 1037, 1054, 1220, 1240, 1270, 1891, 2074, 2108, 2159, 2440, 2540, 2635, 3782, 3937, 4148, 4216, 4318, 5080, 5185, 5270, 7564, 7747, 7874, 8296, 8636, 9455, 10370, 10540, 10795, 15128, 15494, 15748, 17272, 18910, 19685, 20740, 21080, 21590, 30988, 31496, 32147, 37820, 38735, 39370, 41480, 43180, 61976, 64294, 66929, 75640, 77470, 78740, 86360, 128588, 131699, 133858, 154940, 157480, 160735, 240157, 257176, 263398, 267716, 309880, 321470, 334645, 480314, 526796, 535432, 642940, 658495, 669290, 960628, 1053592, 1200785, 1285880, 1316990, 1338580, 1921256, 2401570, 2633980, 2677160, 4082669, 4803140, 5267960, 8165338, 9606280, 16330676, 20413345, 32661352, 40826690, 81653380, 163306760]

約数ペア:

[(1, 163306760), (2, 81653380), (4, 40826690), (5, 32661352), (8, 20413345), (10, 16330676), (17, 9606280), (20, 8165338), (31, 5267960), (34, 4803140), (40, 4082669), (61, 2677160), (62, 2633980), (68, 2401570), (85, 1921256), (122, 1338580), (124, 1316990), (127, 1285880), (136, 1200785), (155, 1053592), (170, 960628), (244, 669290), (248, 658495), (254, 642940), (305, 535432), (310, 526796), (340, 480314), (488, 334645), (508, 321470), (527, 309880), (610, 267716), (620, 263398), (635, 257176), (680, 240157), (1016, 160735), (1037, 157480), (1054, 154940), (1220, 133858), (1240, 131699), (1270, 128588), (1891, 86360), (2074, 78740), (2108, 77470), (2159, 75640), (2440, 66929), (2540, 64294), (2635, 61976), (3782, 43180), (3937, 41480), (4148, 39370), (4216, 38735), (4318, 37820), (5080, 32147), (5185, 31496), (5270, 30988), (7564, 21590), (7747, 21080), (7874, 20740), (8296, 19685), (8636, 18910), (9455, 17272), (10370, 15748), (10540, 15494), (10795, 15128)]