1390690860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 288

約数和(自身を含む): 4515678720

約数和(自身を除く): 3124987860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 67, 69, 78, 89, 92, 115, 130, 134, 138, 156, 169, 178, 195, 201, 230, 260, 267, 268, 276, 299, 335, 338, 345, 356, 390, 402, 445, 460, 507, 534, 598, 670, 676, 690, 780, 804, 845, 871, 890, 897, 1005, 1014, 1068, 1157, 1196, 1335, 1340, 1380, 1495, 1541, 1690, 1742, 1780, 1794, 2010, 2028, 2047, 2314, 2535, 2613, 2670, 2990, 3082, 3380, 3471, 3484, 3588, 3887, 4020, 4094, 4355, 4485, 4623, 4628, 5070, 5226, 5340, 5785, 5963, 5980, 6141, 6164, 6942, 7705, 7774, 8188, 8710, 8970, 9246, 10140, 10235, 10452, 11323, 11570, 11661, 11926, 12282, 13065, 13884, 15041, 15410, 15548, 17355, 17420, 17889, 17940, 18492, 19435, 20033, 20470, 22646, 23115, 23140, 23322, 23852, 24564, 26130, 26611, 29815, 30082, 30705, 30820, 33969, 34710, 35778, 38870, 40066, 40940, 45123, 45292, 46230, 46644, 52260, 53222, 56615, 58305, 59630, 60099, 60164, 61410, 67938, 69420, 71556, 75205, 77519, 77740, 79833, 80132, 89445, 90246, 92460, 100165, 106444, 113230, 116610, 119260, 120198, 122820, 133055, 135876, 137149, 150410, 155038, 159666, 169845, 178890, 180492, 200330, 225615, 226460, 232557, 233220, 240396, 260429, 266110, 274298, 300495, 300820, 310076, 319332, 339690, 345943, 357780, 387595, 399165, 400660, 411447, 451230, 465114, 520858, 532220, 548596, 600990, 679380, 685745, 691886, 775190, 781287, 798330, 822894, 902460, 930228, 1007747, 1037829, 1041716, 1162785, 1201980, 1302145, 1371490, 1383772, 1550380, 1562574, 1596660, 1645788, 1729715, 1782937, 2015494, 2057235, 2075658, 2325570, 2604290, 2742980, 3023241, 3125148, 3459430, 3565874, 3906435, 4030988, 4114470, 4151316, 4651140, 5038735, 5189145, 5208580, 5348811, 6046482, 6918860, 7131748, 7812870, 8228940, 8914685, 10077470, 10378290, 10697622, 12092964, 15116205, 15625740, 17829370, 20154940, 20756580, 21395244, 23178181, 26744055, 30232410, 35658740, 46356362, 53488110, 60464820, 69534543, 92712724, 106976220, 115890905, 139069086, 231781810, 278138172, 347672715, 463563620, 695345430, 1390690860]

約数ペア:

[(1, 1390690860), (2, 695345430), (3, 463563620), (4, 347672715), (5, 278138172), (6, 231781810), (10, 139069086), (12, 115890905), (13, 106976220), (15, 92712724), (20, 69534543), (23, 60464820), (26, 53488110), (30, 46356362), (39, 35658740), (46, 30232410), (52, 26744055), (60, 23178181), (65, 21395244), (67, 20756580), (69, 20154940), (78, 17829370), (89, 15625740), (92, 15116205), (115, 12092964), (130, 10697622), (134, 10378290), (138, 10077470), (156, 8914685), (169, 8228940), (178, 7812870), (195, 7131748), (201, 6918860), (230, 6046482), (260, 5348811), (267, 5208580), (268, 5189145), (276, 5038735), (299, 4651140), (335, 4151316), (338, 4114470), (345, 4030988), (356, 3906435), (390, 3565874), (402, 3459430), (445, 3125148), (460, 3023241), (507, 2742980), (534, 2604290), (598, 2325570), (670, 2075658), (676, 2057235), (690, 2015494), (780, 1782937), (804, 1729715), (845, 1645788), (871, 1596660), (890, 1562574), (897, 1550380), (1005, 1383772), (1014, 1371490), (1068, 1302145), (1157, 1201980), (1196, 1162785), (1335, 1041716), (1340, 1037829), (1380, 1007747), (1495, 930228), (1541, 902460), (1690, 822894), (1742, 798330), (1780, 781287), (1794, 775190), (2010, 691886), (2028, 685745), (2047, 679380), (2314, 600990), (2535, 548596), (2613, 532220), (2670, 520858), (2990, 465114), (3082, 451230), (3380, 411447), (3471, 400660), (3484, 399165), (3588, 387595), (3887, 357780), (4020, 345943), (4094, 339690), (4355, 319332), (4485, 310076), (4623, 300820), (4628, 300495), (5070, 274298), (5226, 266110), (5340, 260429), (5785, 240396), (5963, 233220), (5980, 232557), (6141, 226460), (6164, 225615), (6942, 200330), (7705, 180492), (7774, 178890), (8188, 169845), (8710, 159666), (8970, 155038), (9246, 150410), (10140, 137149), (10235, 135876), (10452, 133055), (11323, 122820), (11570, 120198), (11661, 119260), (11926, 116610), (12282, 113230), (13065, 106444), (13884, 100165), (15041, 92460), (15410, 90246), (15548, 89445), (17355, 80132), (17420, 79833), (17889, 77740), (17940, 77519), (18492, 75205), (19435, 71556), (20033, 69420), (20470, 67938), (22646, 61410), (23115, 60164), (23140, 60099), (23322, 59630), (23852, 58305), (24564, 56615), (26130, 53222), (26611, 52260), (29815, 46644), (30082, 46230), (30705, 45292), (30820, 45123), (33969, 40940), (34710, 40066), (35778, 38870)]