28736736

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 90493200

約数和(自身を除く): 61756464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 49, 56, 82, 84, 96, 98, 112, 123, 147, 149, 164, 168, 196, 224, 246, 287, 294, 298, 328, 336, 392, 447, 492, 574, 588, 596, 656, 672, 784, 861, 894, 984, 1043, 1148, 1176, 1192, 1312, 1568, 1722, 1788, 1968, 2009, 2086, 2296, 2352, 2384, 3129, 3444, 3576, 3936, 4018, 4172, 4592, 4704, 4768, 6027, 6109, 6258, 6888, 7152, 7301, 8036, 8344, 9184, 12054, 12218, 12516, 13776, 14304, 14602, 16072, 16688, 18327, 21903, 24108, 24436, 25032, 27552, 29204, 32144, 33376, 36654, 42763, 43806, 48216, 48872, 50064, 58408, 64288, 73308, 85526, 87612, 96432, 97744, 100128, 116816, 128289, 146616, 171052, 175224, 192864, 195488, 233632, 256578, 293232, 299341, 342104, 350448, 513156, 586464, 598682, 684208, 700896, 898023, 1026312, 1197364, 1368416, 1796046, 2052624, 2394728, 3592092, 4105248, 4789456, 7184184, 9578912, 14368368, 28736736]

約数ペア:

[(1, 28736736), (2, 14368368), (3, 9578912), (4, 7184184), (6, 4789456), (7, 4105248), (8, 3592092), (12, 2394728), (14, 2052624), (16, 1796046), (21, 1368416), (24, 1197364), (28, 1026312), (32, 898023), (41, 700896), (42, 684208), (48, 598682), (49, 586464), (56, 513156), (82, 350448), (84, 342104), (96, 299341), (98, 293232), (112, 256578), (123, 233632), (147, 195488), (149, 192864), (164, 175224), (168, 171052), (196, 146616), (224, 128289), (246, 116816), (287, 100128), (294, 97744), (298, 96432), (328, 87612), (336, 85526), (392, 73308), (447, 64288), (492, 58408), (574, 50064), (588, 48872), (596, 48216), (656, 43806), (672, 42763), (784, 36654), (861, 33376), (894, 32144), (984, 29204), (1043, 27552), (1148, 25032), (1176, 24436), (1192, 24108), (1312, 21903), (1568, 18327), (1722, 16688), (1788, 16072), (1968, 14602), (2009, 14304), (2086, 13776), (2296, 12516), (2352, 12218), (2384, 12054), (3129, 9184), (3444, 8344), (3576, 8036), (3936, 7301), (4018, 7152), (4172, 6888), (4592, 6258), (4704, 6109), (4768, 6027)]