381081708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 1198229760

約数和(自身を除く): 817148052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 59, 63, 71, 76, 84, 114, 118, 126, 133, 142, 171, 177, 213, 228, 236, 252, 266, 284, 342, 354, 361, 399, 413, 426, 497, 531, 532, 639, 684, 708, 722, 798, 826, 852, 994, 1062, 1083, 1121, 1197, 1239, 1278, 1349, 1444, 1491, 1596, 1652, 1988, 2124, 2166, 2242, 2394, 2478, 2527, 2556, 2698, 2982, 3249, 3363, 3717, 4047, 4189, 4332, 4473, 4484, 4788, 4956, 5054, 5396, 5964, 6498, 6726, 7434, 7581, 7847, 8094, 8378, 8946, 9443, 10089, 10108, 12141, 12567, 12996, 13452, 14868, 15162, 15694, 16188, 16756, 17892, 18886, 20178, 21299, 22743, 23541, 24282, 25134, 25631, 28329, 29323, 30324, 31388, 37701, 37772, 40356, 42598, 45486, 47082, 48564, 50268, 51262, 56658, 58646, 63897, 70623, 75402, 76893, 79591, 84987, 85196, 87969, 90972, 94164, 102524, 113316, 117292, 127794, 141246, 149093, 150804, 153786, 159182, 169974, 175938, 179417, 191691, 230679, 238773, 255588, 263907, 282492, 298186, 307572, 318364, 339948, 351876, 358834, 383382, 447279, 461358, 477546, 527814, 538251, 557137, 596372, 716319, 717668, 766764, 894558, 922716, 955092, 1055628, 1076502, 1114274, 1341837, 1432638, 1512229, 1614753, 1671411, 1789116, 2153004, 2228548, 2683674, 2865276, 3024458, 3229506, 3342822, 4536687, 5014233, 5367348, 6048916, 6459012, 6685644, 9073374, 10028466, 10585603, 13610061, 18146748, 20056932, 21171206, 27220122, 31756809, 42342412, 54440244, 63513618, 95270427, 127027236, 190540854, 381081708]

約数ペア:

[(1, 381081708), (2, 190540854), (3, 127027236), (4, 95270427), (6, 63513618), (7, 54440244), (9, 42342412), (12, 31756809), (14, 27220122), (18, 21171206), (19, 20056932), (21, 18146748), (28, 13610061), (36, 10585603), (38, 10028466), (42, 9073374), (57, 6685644), (59, 6459012), (63, 6048916), (71, 5367348), (76, 5014233), (84, 4536687), (114, 3342822), (118, 3229506), (126, 3024458), (133, 2865276), (142, 2683674), (171, 2228548), (177, 2153004), (213, 1789116), (228, 1671411), (236, 1614753), (252, 1512229), (266, 1432638), (284, 1341837), (342, 1114274), (354, 1076502), (361, 1055628), (399, 955092), (413, 922716), (426, 894558), (497, 766764), (531, 717668), (532, 716319), (639, 596372), (684, 557137), (708, 538251), (722, 527814), (798, 477546), (826, 461358), (852, 447279), (994, 383382), (1062, 358834), (1083, 351876), (1121, 339948), (1197, 318364), (1239, 307572), (1278, 298186), (1349, 282492), (1444, 263907), (1491, 255588), (1596, 238773), (1652, 230679), (1988, 191691), (2124, 179417), (2166, 175938), (2242, 169974), (2394, 159182), (2478, 153786), (2527, 150804), (2556, 149093), (2698, 141246), (2982, 127794), (3249, 117292), (3363, 113316), (3717, 102524), (4047, 94164), (4189, 90972), (4332, 87969), (4473, 85196), (4484, 84987), (4788, 79591), (4956, 76893), (5054, 75402), (5396, 70623), (5964, 63897), (6498, 58646), (6726, 56658), (7434, 51262), (7581, 50268), (7847, 48564), (8094, 47082), (8378, 45486), (8946, 42598), (9443, 40356), (10089, 37772), (10108, 37701), (12141, 31388), (12567, 30324), (12996, 29323), (13452, 28329), (14868, 25631), (15162, 25134), (15694, 24282), (16188, 23541), (16756, 22743), (17892, 21299), (18886, 20178)]