664447644

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 288

約数和(自身を含む): 2151152640

約数和(自身を除く): 1486704996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 49, 53, 54, 63, 69, 84, 92, 98, 103, 106, 108, 126, 138, 147, 159, 161, 189, 196, 206, 207, 212, 252, 276, 294, 309, 318, 322, 371, 378, 412, 414, 441, 477, 483, 588, 618, 621, 636, 644, 721, 742, 756, 828, 882, 927, 954, 966, 1113, 1127, 1219, 1236, 1242, 1323, 1431, 1442, 1449, 1484, 1764, 1854, 1908, 1932, 2163, 2226, 2254, 2369, 2438, 2484, 2597, 2646, 2781, 2862, 2884, 2898, 3339, 3381, 3657, 3708, 4326, 4347, 4452, 4508, 4738, 4876, 5047, 5194, 5292, 5459, 5562, 5724, 5796, 6489, 6678, 6762, 7107, 7314, 7791, 8533, 8652, 8694, 9476, 10017, 10094, 10143, 10388, 10918, 10971, 11124, 12978, 13356, 13524, 14214, 14628, 15141, 15582, 16377, 16583, 17066, 17388, 19467, 20034, 20188, 20286, 21321, 21836, 21942, 23373, 25599, 25956, 28428, 30282, 30429, 31164, 32754, 32913, 33166, 34132, 38213, 38934, 40068, 40572, 42642, 43884, 45423, 46746, 49131, 49749, 51198, 59731, 60564, 60858, 63963, 65508, 65826, 66332, 70119, 76426, 76797, 77868, 85284, 90846, 93492, 98262, 99498, 102396, 114639, 116081, 119462, 121716, 125557, 127926, 131652, 136269, 140238, 147393, 149247, 152852, 153594, 179193, 181692, 196524, 198996, 229278, 230391, 232162, 238924, 251114, 255852, 267491, 272538, 280476, 294786, 298494, 307188, 343917, 348243, 358386, 376671, 447741, 458556, 460782, 464324, 502228, 534982, 537579, 545076, 589572, 596988, 687834, 696486, 716772, 753342, 802473, 878899, 895482, 921564, 1031751, 1044729, 1069964, 1075158, 1130013, 1375668, 1392972, 1506684, 1604946, 1612737, 1757798, 1790964, 2063502, 2089458, 2150316, 2260026, 2407419, 2636697, 3134187, 3209892, 3225474, 3390039, 3515596, 4127004, 4178916, 4520052, 4814838, 5273394, 6152293, 6268374, 6450948, 6780078, 7222257, 7910091, 9629676, 10546788, 12304586, 12536748, 13560156, 14444514, 15820182, 18456879, 23730273, 24609172, 28889028, 31640364, 36913758, 47460546, 55370637, 73827516, 94921092, 110741274, 166111911, 221482548, 332223822, 664447644]

約数ペア:

[(1, 664447644), (2, 332223822), (3, 221482548), (4, 166111911), (6, 110741274), (7, 94921092), (9, 73827516), (12, 55370637), (14, 47460546), (18, 36913758), (21, 31640364), (23, 28889028), (27, 24609172), (28, 23730273), (36, 18456879), (42, 15820182), (46, 14444514), (49, 13560156), (53, 12536748), (54, 12304586), (63, 10546788), (69, 9629676), (84, 7910091), (92, 7222257), (98, 6780078), (103, 6450948), (106, 6268374), (108, 6152293), (126, 5273394), (138, 4814838), (147, 4520052), (159, 4178916), (161, 4127004), (189, 3515596), (196, 3390039), (206, 3225474), (207, 3209892), (212, 3134187), (252, 2636697), (276, 2407419), (294, 2260026), (309, 2150316), (318, 2089458), (322, 2063502), (371, 1790964), (378, 1757798), (412, 1612737), (414, 1604946), (441, 1506684), (477, 1392972), (483, 1375668), (588, 1130013), (618, 1075158), (621, 1069964), (636, 1044729), (644, 1031751), (721, 921564), (742, 895482), (756, 878899), (828, 802473), (882, 753342), (927, 716772), (954, 696486), (966, 687834), (1113, 596988), (1127, 589572), (1219, 545076), (1236, 537579), (1242, 534982), (1323, 502228), (1431, 464324), (1442, 460782), (1449, 458556), (1484, 447741), (1764, 376671), (1854, 358386), (1908, 348243), (1932, 343917), (2163, 307188), (2226, 298494), (2254, 294786), (2369, 280476), (2438, 272538), (2484, 267491), (2597, 255852), (2646, 251114), (2781, 238924), (2862, 232162), (2884, 230391), (2898, 229278), (3339, 198996), (3381, 196524), (3657, 181692), (3708, 179193), (4326, 153594), (4347, 152852), (4452, 149247), (4508, 147393), (4738, 140238), (4876, 136269), (5047, 131652), (5194, 127926), (5292, 125557), (5459, 121716), (5562, 119462), (5724, 116081), (5796, 114639), (6489, 102396), (6678, 99498), (6762, 98262), (7107, 93492), (7314, 90846), (7791, 85284), (8533, 77868), (8652, 76797), (8694, 76426), (9476, 70119), (10017, 66332), (10094, 65826), (10143, 65508), (10388, 63963), (10918, 60858), (10971, 60564), (11124, 59731), (12978, 51198), (13356, 49749), (13524, 49131), (14214, 46746), (14628, 45423), (15141, 43884), (15582, 42642), (16377, 40572), (16583, 40068), (17066, 38934), (17388, 38213), (19467, 34132), (20034, 33166), (20188, 32913), (20286, 32754), (21321, 31164), (21836, 30429), (21942, 30282), (23373, 28428), (25599, 25956)]