64439856

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 120

約数和(自身を含む): 201080880

約数和(自身を除く): 136641024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 348, 377, 464, 468, 522, 624, 696, 754, 936, 1044, 1131, 1187, 1392, 1508, 1872, 2088, 2262, 2374, 3016, 3393, 3561, 4176, 4524, 4748, 6032, 6786, 7122, 9048, 9496, 10683, 13572, 14244, 15431, 18096, 18992, 21366, 27144, 28488, 30862, 34423, 42732, 46293, 54288, 56976, 61724, 68846, 85464, 92586, 103269, 123448, 137692, 138879, 170928, 185172, 206538, 246896, 275384, 277758, 309807, 370344, 413076, 447499, 550768, 555516, 619614, 740688, 826152, 894998, 1111032, 1239228, 1342497, 1652304, 1789996, 2222064, 2478456, 2684994, 3579992, 4027491, 4956912, 5369988, 7159984, 8054982, 10739976, 16109964, 21479952, 32219928, 64439856]

約数ペア:

[(1, 64439856), (2, 32219928), (3, 21479952), (4, 16109964), (6, 10739976), (8, 8054982), (9, 7159984), (12, 5369988), (13, 4956912), (16, 4027491), (18, 3579992), (24, 2684994), (26, 2478456), (29, 2222064), (36, 1789996), (39, 1652304), (48, 1342497), (52, 1239228), (58, 1111032), (72, 894998), (78, 826152), (87, 740688), (104, 619614), (116, 555516), (117, 550768), (144, 447499), (156, 413076), (174, 370344), (208, 309807), (232, 277758), (234, 275384), (261, 246896), (312, 206538), (348, 185172), (377, 170928), (464, 138879), (468, 137692), (522, 123448), (624, 103269), (696, 92586), (754, 85464), (936, 68846), (1044, 61724), (1131, 56976), (1187, 54288), (1392, 46293), (1508, 42732), (1872, 34423), (2088, 30862), (2262, 28488), (2374, 27144), (3016, 21366), (3393, 18992), (3561, 18096), (4176, 15431), (4524, 14244), (4748, 13572), (6032, 10683), (6786, 9496), (7122, 9048)]