256720783088

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{12251}}^1$

素因数の和:12583

約数の個数: 160

約数和(自身を含む): 631375160832

約数和(自身を除く): 374654377744

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 233, 292, 308, 466, 511, 584, 616, 803, 932, 1022, 1168, 1232, 1606, 1631, 1864, 2044, 2563, 3212, 3262, 3728, 4088, 5126, 5621, 6424, 6524, 8176, 10252, 11242, 12251, 12848, 13048, 17009, 17941, 20504, 22484, 24502, 26096, 34018, 35882, 41008, 44968, 49004, 68036, 71764, 85757, 89936, 98008, 119063, 134761, 136072, 143528, 171514, 187099, 196016, 238126, 269522, 272144, 287056, 343028, 374198, 476252, 539044, 686056, 748396, 894323, 943327, 952504, 1078088, 1309693, 1372112, 1496792, 1788646, 1886654, 1905008, 2156176, 2619386, 2854483, 2993584, 3577292, 3773308, 5238772, 5708966, 6260261, 7154584, 7546616, 9837553, 10477544, 11417932, 12520522, 14309168, 15093232, 19675106, 19981381, 20955088, 22835864, 25041044, 31399313, 39350212, 39962762, 45671728, 50082088, 62798626, 68862871, 78700424, 79925524, 100164176, 125597252, 137725742, 157400848, 159851048, 208377259, 219795191, 251194504, 275451484, 319702096, 416754518, 439590382, 502389008, 550902968, 833509036, 879180764, 1101805936, 1458640813, 1667018072, 1758361528, 2292149849, 2917281626, 3334036144, 3516723056, 4584299698, 5834563252, 9168599396, 11669126504, 16045048943, 18337198792, 23338253008, 32090097886, 36674397584, 64180195772, 128360391544, 256720783088]

約数ペア:

[(1, 256720783088), (2, 128360391544), (4, 64180195772), (7, 36674397584), (8, 32090097886), (11, 23338253008), (14, 18337198792), (16, 16045048943), (22, 11669126504), (28, 9168599396), (44, 5834563252), (56, 4584299698), (73, 3516723056), (77, 3334036144), (88, 2917281626), (112, 2292149849), (146, 1758361528), (154, 1667018072), (176, 1458640813), (233, 1101805936), (292, 879180764), (308, 833509036), (466, 550902968), (511, 502389008), (584, 439590382), (616, 416754518), (803, 319702096), (932, 275451484), (1022, 251194504), (1168, 219795191), (1232, 208377259), (1606, 159851048), (1631, 157400848), (1864, 137725742), (2044, 125597252), (2563, 100164176), (3212, 79925524), (3262, 78700424), (3728, 68862871), (4088, 62798626), (5126, 50082088), (5621, 45671728), (6424, 39962762), (6524, 39350212), (8176, 31399313), (10252, 25041044), (11242, 22835864), (12251, 20955088), (12848, 19981381), (13048, 19675106), (17009, 15093232), (17941, 14309168), (20504, 12520522), (22484, 11417932), (24502, 10477544), (26096, 9837553), (34018, 7546616), (35882, 7154584), (41008, 6260261), (44968, 5708966), (49004, 5238772), (68036, 3773308), (71764, 3577292), (85757, 2993584), (89936, 2854483), (98008, 2619386), (119063, 2156176), (134761, 1905008), (136072, 1886654), (143528, 1788646), (171514, 1496792), (187099, 1372112), (196016, 1309693), (238126, 1078088), (269522, 952504), (272144, 943327), (287056, 894323), (343028, 748396), (374198, 686056), (476252, 539044)]