248253408

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1177

約数の個数: 144

約数和(自身を含む): 773450496

約数和(自身を除く): 525197088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 72, 78, 96, 104, 117, 122, 144, 156, 183, 208, 234, 244, 288, 312, 366, 416, 468, 488, 549, 624, 732, 793, 936, 976, 1087, 1098, 1248, 1464, 1586, 1872, 1952, 2174, 2196, 2379, 2928, 3172, 3261, 3744, 4348, 4392, 4758, 5856, 6344, 6522, 7137, 8696, 8784, 9516, 9783, 12688, 13044, 14131, 14274, 17392, 17568, 19032, 19566, 25376, 26088, 28262, 28548, 34784, 38064, 39132, 42393, 52176, 56524, 57096, 66307, 76128, 78264, 84786, 104352, 113048, 114192, 127179, 132614, 156528, 169572, 198921, 226096, 228384, 254358, 265228, 313056, 339144, 397842, 452192, 508716, 530456, 596763, 678288, 795684, 861991, 1017432, 1060912, 1193526, 1356576, 1591368, 1723982, 2034864, 2121824, 2387052, 2585973, 3182736, 3447964, 4069728, 4774104, 5171946, 6365472, 6895928, 7757919, 9548208, 10343892, 13791856, 15515838, 19096416, 20687784, 27583712, 31031676, 41375568, 62063352, 82751136, 124126704, 248253408]

約数ペア:

[(1, 248253408), (2, 124126704), (3, 82751136), (4, 62063352), (6, 41375568), (8, 31031676), (9, 27583712), (12, 20687784), (13, 19096416), (16, 15515838), (18, 13791856), (24, 10343892), (26, 9548208), (32, 7757919), (36, 6895928), (39, 6365472), (48, 5171946), (52, 4774104), (61, 4069728), (72, 3447964), (78, 3182736), (96, 2585973), (104, 2387052), (117, 2121824), (122, 2034864), (144, 1723982), (156, 1591368), (183, 1356576), (208, 1193526), (234, 1060912), (244, 1017432), (288, 861991), (312, 795684), (366, 678288), (416, 596763), (468, 530456), (488, 508716), (549, 452192), (624, 397842), (732, 339144), (793, 313056), (936, 265228), (976, 254358), (1087, 228384), (1098, 226096), (1248, 198921), (1464, 169572), (1586, 156528), (1872, 132614), (1952, 127179), (2174, 114192), (2196, 113048), (2379, 104352), (2928, 84786), (3172, 78264), (3261, 76128), (3744, 66307), (4348, 57096), (4392, 56524), (4758, 52176), (5856, 42393), (6344, 39132), (6522, 38064), (7137, 34784), (8696, 28548), (8784, 28262), (9516, 26088), (9783, 25376), (12688, 19566), (13044, 19032), (14131, 17568), (14274, 17392)]