161308784

素因数分解:

$2^4\times 7^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:85

約数の個数: 200

約数和(自身を含む): 437628240

約数和(自身を除く): 276319456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 34, 38, 49, 52, 56, 68, 76, 91, 98, 104, 112, 119, 133, 136, 152, 182, 196, 208, 221, 238, 247, 266, 272, 304, 323, 343, 364, 392, 442, 476, 494, 532, 637, 646, 686, 728, 784, 833, 884, 931, 952, 988, 1064, 1274, 1292, 1372, 1456, 1547, 1666, 1729, 1768, 1862, 1904, 1976, 2128, 2261, 2401, 2548, 2584, 2744, 3094, 3332, 3458, 3536, 3724, 3952, 4199, 4459, 4522, 4802, 5096, 5168, 5488, 5831, 6188, 6517, 6664, 6916, 7448, 8398, 8918, 9044, 9604, 10192, 10829, 11662, 12103, 12376, 13034, 13328, 13832, 14896, 15827, 16796, 17836, 18088, 19208, 21658, 23324, 24206, 24752, 26068, 27664, 29393, 31213, 31654, 33592, 35672, 36176, 38416, 40817, 43316, 45619, 46648, 48412, 52136, 58786, 62426, 63308, 67184, 71344, 75803, 81634, 84721, 86632, 91238, 93296, 96824, 104272, 110789, 117572, 124852, 126616, 151606, 163268, 169442, 173264, 182476, 193648, 205751, 221578, 235144, 249704, 253232, 303212, 326536, 338884, 364952, 411502, 443156, 470288, 499408, 530621, 593047, 606424, 653072, 677768, 729904, 775523, 823004, 886312, 1061242, 1186094, 1212848, 1355536, 1440257, 1551046, 1646008, 1772624, 2122484, 2372188, 2880514, 3102092, 3292016, 4244968, 4744376, 5761028, 6204184, 8489936, 9488752, 10081799, 11522056, 12408368, 20163598, 23044112, 40327196, 80654392, 161308784]

約数ペア:

[(1, 161308784), (2, 80654392), (4, 40327196), (7, 23044112), (8, 20163598), (13, 12408368), (14, 11522056), (16, 10081799), (17, 9488752), (19, 8489936), (26, 6204184), (28, 5761028), (34, 4744376), (38, 4244968), (49, 3292016), (52, 3102092), (56, 2880514), (68, 2372188), (76, 2122484), (91, 1772624), (98, 1646008), (104, 1551046), (112, 1440257), (119, 1355536), (133, 1212848), (136, 1186094), (152, 1061242), (182, 886312), (196, 823004), (208, 775523), (221, 729904), (238, 677768), (247, 653072), (266, 606424), (272, 593047), (304, 530621), (323, 499408), (343, 470288), (364, 443156), (392, 411502), (442, 364952), (476, 338884), (494, 326536), (532, 303212), (637, 253232), (646, 249704), (686, 235144), (728, 221578), (784, 205751), (833, 193648), (884, 182476), (931, 173264), (952, 169442), (988, 163268), (1064, 151606), (1274, 126616), (1292, 124852), (1372, 117572), (1456, 110789), (1547, 104272), (1666, 96824), (1729, 93296), (1768, 91238), (1862, 86632), (1904, 84721), (1976, 81634), (2128, 75803), (2261, 71344), (2401, 67184), (2548, 63308), (2584, 62426), (2744, 58786), (3094, 52136), (3332, 48412), (3458, 46648), (3536, 45619), (3724, 43316), (3952, 40817), (4199, 38416), (4459, 36176), (4522, 35672), (4802, 33592), (5096, 31654), (5168, 31213), (5488, 29393), (5831, 27664), (6188, 26068), (6517, 24752), (6664, 24206), (6916, 23324), (7448, 21658), (8398, 19208), (8918, 18088), (9044, 17836), (9604, 16796), (10192, 15827), (10829, 14896), (11662, 13832), (12103, 13328), (12376, 13034)]