319233040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 928226304

約数和(自身を除く): 608993264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 49, 56, 62, 70, 71, 74, 80, 98, 112, 124, 140, 142, 148, 155, 185, 196, 217, 245, 248, 259, 280, 284, 296, 310, 355, 370, 392, 434, 490, 496, 497, 518, 560, 568, 592, 620, 710, 740, 784, 868, 980, 994, 1036, 1085, 1136, 1147, 1240, 1295, 1420, 1480, 1519, 1736, 1813, 1960, 1988, 2072, 2170, 2201, 2294, 2480, 2485, 2590, 2627, 2840, 2960, 3038, 3472, 3479, 3626, 3920, 3976, 4144, 4340, 4402, 4588, 4970, 5180, 5254, 5680, 5735, 6076, 6958, 7252, 7595, 7952, 8029, 8680, 8804, 9065, 9176, 9940, 10360, 10508, 11005, 11470, 12152, 13135, 13916, 14504, 15190, 15407, 16058, 17360, 17395, 17608, 18130, 18352, 18389, 19880, 20720, 21016, 22010, 22940, 24304, 26270, 27832, 29008, 30380, 30814, 32116, 34790, 35216, 36260, 36778, 39760, 40145, 42032, 44020, 45880, 52540, 55664, 56203, 60760, 61628, 64232, 69580, 72520, 73556, 77035, 80290, 81437, 88040, 91760, 91945, 105080, 107849, 112406, 121520, 123256, 128464, 128723, 139160, 145040, 147112, 154070, 160580, 162874, 176080, 183890, 210160, 215698, 224812, 246512, 257446, 278320, 281015, 294224, 308140, 321160, 325748, 367780, 407185, 431396, 449624, 514892, 539245, 562030, 570059, 616280, 642320, 643615, 651496, 735560, 814370, 862792, 899248, 1029784, 1078490, 1124060, 1140118, 1232560, 1287230, 1302992, 1471120, 1628740, 1725584, 2059568, 2156980, 2248120, 2280236, 2574460, 2850295, 3257480, 3990413, 4313960, 4496240, 4560472, 5148920, 5700590, 6514960, 7980826, 8627920, 9120944, 10297840, 11401180, 15961652, 19952065, 22802360, 31923304, 39904130, 45604720, 63846608, 79808260, 159616520, 319233040]

約数ペア:

[(1, 319233040), (2, 159616520), (4, 79808260), (5, 63846608), (7, 45604720), (8, 39904130), (10, 31923304), (14, 22802360), (16, 19952065), (20, 15961652), (28, 11401180), (31, 10297840), (35, 9120944), (37, 8627920), (40, 7980826), (49, 6514960), (56, 5700590), (62, 5148920), (70, 4560472), (71, 4496240), (74, 4313960), (80, 3990413), (98, 3257480), (112, 2850295), (124, 2574460), (140, 2280236), (142, 2248120), (148, 2156980), (155, 2059568), (185, 1725584), (196, 1628740), (217, 1471120), (245, 1302992), (248, 1287230), (259, 1232560), (280, 1140118), (284, 1124060), (296, 1078490), (310, 1029784), (355, 899248), (370, 862792), (392, 814370), (434, 735560), (490, 651496), (496, 643615), (497, 642320), (518, 616280), (560, 570059), (568, 562030), (592, 539245), (620, 514892), (710, 449624), (740, 431396), (784, 407185), (868, 367780), (980, 325748), (994, 321160), (1036, 308140), (1085, 294224), (1136, 281015), (1147, 278320), (1240, 257446), (1295, 246512), (1420, 224812), (1480, 215698), (1519, 210160), (1736, 183890), (1813, 176080), (1960, 162874), (1988, 160580), (2072, 154070), (2170, 147112), (2201, 145040), (2294, 139160), (2480, 128723), (2485, 128464), (2590, 123256), (2627, 121520), (2840, 112406), (2960, 107849), (3038, 105080), (3472, 91945), (3479, 91760), (3626, 88040), (3920, 81437), (3976, 80290), (4144, 77035), (4340, 73556), (4402, 72520), (4588, 69580), (4970, 64232), (5180, 61628), (5254, 60760), (5680, 56203), (5735, 55664), (6076, 52540), (6958, 45880), (7252, 44020), (7595, 42032), (7952, 40145), (8029, 39760), (8680, 36778), (8804, 36260), (9065, 35216), (9176, 34790), (9940, 32116), (10360, 30814), (10508, 30380), (11005, 29008), (11470, 27832), (12152, 26270), (13135, 24304), (13916, 22940), (14504, 22010), (15190, 21016), (15407, 20720), (16058, 19880), (17360, 18389), (17395, 18352), (17608, 18130)]