215721324

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:469

約数の個数: 216

約数和(自身を含む): 714561120

約数和(自身を除く): 498839796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 28, 36, 39, 42, 46, 49, 52, 63, 69, 78, 84, 91, 92, 98, 117, 126, 138, 147, 156, 161, 182, 196, 207, 234, 252, 273, 276, 294, 299, 322, 364, 409, 414, 441, 468, 483, 546, 588, 598, 637, 644, 818, 819, 828, 882, 897, 966, 1092, 1127, 1196, 1227, 1274, 1449, 1636, 1638, 1764, 1794, 1911, 1932, 2093, 2254, 2454, 2548, 2691, 2863, 2898, 3276, 3381, 3588, 3681, 3822, 4186, 4508, 4908, 5317, 5382, 5726, 5733, 5796, 6279, 6762, 7362, 7644, 8372, 8589, 9407, 10143, 10634, 10764, 11452, 11466, 12558, 13524, 14651, 14724, 15951, 17178, 18814, 18837, 20041, 20286, 21268, 22932, 25116, 25767, 28221, 29302, 31902, 34356, 37219, 37628, 37674, 40082, 40572, 43953, 47853, 51534, 56442, 58604, 60123, 63804, 65849, 74438, 75348, 80164, 84663, 87906, 95706, 103068, 111657, 112884, 120246, 122291, 131698, 131859, 148876, 169326, 175812, 180369, 191412, 197547, 223314, 240492, 244582, 260533, 263396, 263718, 334971, 338652, 360738, 366873, 395094, 446628, 460943, 489164, 521066, 527436, 592641, 669942, 721476, 733746, 781599, 790188, 856037, 921886, 1042132, 1100619, 1185282, 1339884, 1382829, 1467492, 1563198, 1712074, 1843772, 2201238, 2344797, 2370564, 2568111, 2765658, 3126396, 3424148, 4148487, 4402476, 4689594, 5136222, 5531316, 5992259, 7704333, 8296974, 9379188, 10272444, 11984518, 15408666, 16593948, 17976777, 23969036, 30817332, 35953554, 53930331, 71907108, 107860662, 215721324]

約数ペア:

[(1, 215721324), (2, 107860662), (3, 71907108), (4, 53930331), (6, 35953554), (7, 30817332), (9, 23969036), (12, 17976777), (13, 16593948), (14, 15408666), (18, 11984518), (21, 10272444), (23, 9379188), (26, 8296974), (28, 7704333), (36, 5992259), (39, 5531316), (42, 5136222), (46, 4689594), (49, 4402476), (52, 4148487), (63, 3424148), (69, 3126396), (78, 2765658), (84, 2568111), (91, 2370564), (92, 2344797), (98, 2201238), (117, 1843772), (126, 1712074), (138, 1563198), (147, 1467492), (156, 1382829), (161, 1339884), (182, 1185282), (196, 1100619), (207, 1042132), (234, 921886), (252, 856037), (273, 790188), (276, 781599), (294, 733746), (299, 721476), (322, 669942), (364, 592641), (409, 527436), (414, 521066), (441, 489164), (468, 460943), (483, 446628), (546, 395094), (588, 366873), (598, 360738), (637, 338652), (644, 334971), (818, 263718), (819, 263396), (828, 260533), (882, 244582), (897, 240492), (966, 223314), (1092, 197547), (1127, 191412), (1196, 180369), (1227, 175812), (1274, 169326), (1449, 148876), (1636, 131859), (1638, 131698), (1764, 122291), (1794, 120246), (1911, 112884), (1932, 111657), (2093, 103068), (2254, 95706), (2454, 87906), (2548, 84663), (2691, 80164), (2863, 75348), (2898, 74438), (3276, 65849), (3381, 63804), (3588, 60123), (3681, 58604), (3822, 56442), (4186, 51534), (4508, 47853), (4908, 43953), (5317, 40572), (5382, 40082), (5726, 37674), (5733, 37628), (5796, 37219), (6279, 34356), (6762, 31902), (7362, 29302), (7644, 28221), (8372, 25767), (8589, 25116), (9407, 22932), (10143, 21268), (10634, 20286), (10764, 20041), (11452, 18837), (11466, 18814), (12558, 17178), (13524, 15951), (14651, 14724)]