290754828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:477

約数の個数: 216

約数和(自身を含む): 952748160

約数和(自身を除く): 661993332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 49, 52, 62, 63, 78, 84, 91, 93, 98, 117, 124, 126, 147, 156, 182, 186, 196, 217, 234, 252, 273, 279, 294, 364, 372, 403, 409, 434, 441, 468, 546, 558, 588, 637, 651, 806, 818, 819, 868, 882, 1092, 1116, 1209, 1227, 1274, 1302, 1519, 1612, 1636, 1638, 1764, 1911, 1953, 2418, 2454, 2548, 2604, 2821, 2863, 3038, 3276, 3627, 3681, 3822, 3906, 4557, 4836, 4908, 5317, 5642, 5726, 5733, 6076, 7254, 7362, 7644, 7812, 8463, 8589, 9114, 10634, 11284, 11452, 11466, 12679, 13671, 14508, 14724, 15951, 16926, 17178, 18228, 19747, 20041, 21268, 22932, 25358, 25389, 25767, 27342, 31902, 33852, 34356, 37219, 38037, 39494, 40082, 47853, 50716, 50778, 51534, 54684, 59241, 60123, 63804, 74438, 76074, 78988, 80164, 88753, 95706, 101556, 103068, 111657, 114111, 118482, 120246, 148876, 152148, 164827, 177506, 177723, 180369, 191412, 223314, 228222, 236964, 240492, 260533, 266259, 329654, 334971, 355012, 355446, 360738, 446628, 456444, 494481, 521066, 532518, 621271, 659308, 669942, 710892, 721476, 781599, 798777, 988962, 1042132, 1065036, 1153789, 1242542, 1339884, 1483443, 1563198, 1597554, 1863813, 1977924, 2307578, 2344797, 2485084, 2966886, 3126396, 3195108, 3461367, 3727626, 4615156, 4689594, 5591439, 5933772, 6922734, 7455252, 8076523, 9379188, 10384101, 11182878, 13845468, 16153046, 20768202, 22365756, 24229569, 32306092, 41536404, 48459138, 72688707, 96918276, 145377414, 290754828]

約数ペア:

[(1, 290754828), (2, 145377414), (3, 96918276), (4, 72688707), (6, 48459138), (7, 41536404), (9, 32306092), (12, 24229569), (13, 22365756), (14, 20768202), (18, 16153046), (21, 13845468), (26, 11182878), (28, 10384101), (31, 9379188), (36, 8076523), (39, 7455252), (42, 6922734), (49, 5933772), (52, 5591439), (62, 4689594), (63, 4615156), (78, 3727626), (84, 3461367), (91, 3195108), (93, 3126396), (98, 2966886), (117, 2485084), (124, 2344797), (126, 2307578), (147, 1977924), (156, 1863813), (182, 1597554), (186, 1563198), (196, 1483443), (217, 1339884), (234, 1242542), (252, 1153789), (273, 1065036), (279, 1042132), (294, 988962), (364, 798777), (372, 781599), (403, 721476), (409, 710892), (434, 669942), (441, 659308), (468, 621271), (546, 532518), (558, 521066), (588, 494481), (637, 456444), (651, 446628), (806, 360738), (818, 355446), (819, 355012), (868, 334971), (882, 329654), (1092, 266259), (1116, 260533), (1209, 240492), (1227, 236964), (1274, 228222), (1302, 223314), (1519, 191412), (1612, 180369), (1636, 177723), (1638, 177506), (1764, 164827), (1911, 152148), (1953, 148876), (2418, 120246), (2454, 118482), (2548, 114111), (2604, 111657), (2821, 103068), (2863, 101556), (3038, 95706), (3276, 88753), (3627, 80164), (3681, 78988), (3822, 76074), (3906, 74438), (4557, 63804), (4836, 60123), (4908, 59241), (5317, 54684), (5642, 51534), (5726, 50778), (5733, 50716), (6076, 47853), (7254, 40082), (7362, 39494), (7644, 38037), (7812, 37219), (8463, 34356), (8589, 33852), (9114, 31902), (10634, 27342), (11284, 25767), (11452, 25389), (11466, 25358), (12679, 22932), (13671, 21268), (14508, 20041), (14724, 19747), (15951, 18228), (16926, 17178)]