163930480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 488540160

約数和(自身を除く): 324609680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 71, 76, 80, 95, 98, 112, 124, 133, 140, 142, 152, 155, 190, 196, 217, 245, 248, 266, 280, 284, 304, 310, 355, 380, 392, 434, 490, 496, 497, 532, 560, 568, 589, 620, 665, 710, 760, 784, 868, 931, 980, 994, 1064, 1085, 1136, 1178, 1240, 1330, 1349, 1420, 1519, 1520, 1736, 1862, 1960, 1988, 2128, 2170, 2201, 2356, 2480, 2485, 2660, 2698, 2840, 2945, 3038, 3472, 3479, 3724, 3920, 3976, 4123, 4340, 4402, 4655, 4712, 4970, 5320, 5396, 5680, 5890, 6076, 6745, 6958, 7448, 7595, 7952, 8246, 8680, 8804, 9310, 9424, 9443, 9940, 10640, 10792, 11005, 11780, 12152, 13490, 13916, 14896, 15190, 15407, 16492, 17360, 17395, 17608, 18620, 18886, 19880, 20615, 21584, 22010, 23560, 24304, 26980, 27832, 28861, 30380, 30814, 32984, 34790, 35216, 37240, 37772, 39760, 41230, 41819, 44020, 47120, 47215, 53960, 55664, 57722, 60760, 61628, 65968, 66101, 69580, 74480, 75544, 77035, 82460, 83638, 88040, 94430, 107849, 107920, 115444, 121520, 123256, 132202, 139160, 144305, 151088, 154070, 164920, 167276, 176080, 188860, 209095, 215698, 230888, 246512, 264404, 278320, 288610, 292733, 308140, 329840, 330505, 334552, 377720, 418190, 431396, 461776, 528808, 539245, 577220, 585466, 616280, 661010, 669104, 755440, 836380, 862792, 1057616, 1078490, 1154440, 1170932, 1232560, 1322020, 1463665, 1672760, 1725584, 2049131, 2156980, 2308880, 2341864, 2644040, 2927330, 3345520, 4098262, 4313960, 4683728, 5288080, 5854660, 8196524, 8627920, 10245655, 11709320, 16393048, 20491310, 23418640, 32786096, 40982620, 81965240, 163930480]

約数ペア:

[(1, 163930480), (2, 81965240), (4, 40982620), (5, 32786096), (7, 23418640), (8, 20491310), (10, 16393048), (14, 11709320), (16, 10245655), (19, 8627920), (20, 8196524), (28, 5854660), (31, 5288080), (35, 4683728), (38, 4313960), (40, 4098262), (49, 3345520), (56, 2927330), (62, 2644040), (70, 2341864), (71, 2308880), (76, 2156980), (80, 2049131), (95, 1725584), (98, 1672760), (112, 1463665), (124, 1322020), (133, 1232560), (140, 1170932), (142, 1154440), (152, 1078490), (155, 1057616), (190, 862792), (196, 836380), (217, 755440), (245, 669104), (248, 661010), (266, 616280), (280, 585466), (284, 577220), (304, 539245), (310, 528808), (355, 461776), (380, 431396), (392, 418190), (434, 377720), (490, 334552), (496, 330505), (497, 329840), (532, 308140), (560, 292733), (568, 288610), (589, 278320), (620, 264404), (665, 246512), (710, 230888), (760, 215698), (784, 209095), (868, 188860), (931, 176080), (980, 167276), (994, 164920), (1064, 154070), (1085, 151088), (1136, 144305), (1178, 139160), (1240, 132202), (1330, 123256), (1349, 121520), (1420, 115444), (1519, 107920), (1520, 107849), (1736, 94430), (1862, 88040), (1960, 83638), (1988, 82460), (2128, 77035), (2170, 75544), (2201, 74480), (2356, 69580), (2480, 66101), (2485, 65968), (2660, 61628), (2698, 60760), (2840, 57722), (2945, 55664), (3038, 53960), (3472, 47215), (3479, 47120), (3724, 44020), (3920, 41819), (3976, 41230), (4123, 39760), (4340, 37772), (4402, 37240), (4655, 35216), (4712, 34790), (4970, 32984), (5320, 30814), (5396, 30380), (5680, 28861), (5890, 27832), (6076, 26980), (6745, 24304), (6958, 23560), (7448, 22010), (7595, 21584), (7952, 20615), (8246, 19880), (8680, 18886), (8804, 18620), (9310, 17608), (9424, 17395), (9443, 17360), (9940, 16492), (10640, 15407), (10792, 15190), (11005, 14896), (11780, 13916), (12152, 13490)]