261590448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{12763}}^1$

素因数の和:12842

約数の個数: 80

約数和(自身を含む): 785037056

約数和(自身を除く): 523446608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1281, 1464, 1708, 2562, 2928, 3416, 5124, 6832, 10248, 12763, 20496, 25526, 38289, 51052, 76578, 89341, 102104, 153156, 178682, 204208, 268023, 306312, 357364, 536046, 612624, 714728, 778543, 1072092, 1429456, 1557086, 2144184, 2335629, 3114172, 4288368, 4671258, 5449801, 6228344, 9342516, 10899602, 12456688, 16349403, 18685032, 21799204, 32698806, 37370064, 43598408, 65397612, 87196816, 130795224, 261590448]

約数ペア:

[(1, 261590448), (2, 130795224), (3, 87196816), (4, 65397612), (6, 43598408), (7, 37370064), (8, 32698806), (12, 21799204), (14, 18685032), (16, 16349403), (21, 12456688), (24, 10899602), (28, 9342516), (42, 6228344), (48, 5449801), (56, 4671258), (61, 4288368), (84, 3114172), (112, 2335629), (122, 2144184), (168, 1557086), (183, 1429456), (244, 1072092), (336, 778543), (366, 714728), (427, 612624), (488, 536046), (732, 357364), (854, 306312), (976, 268023), (1281, 204208), (1464, 178682), (1708, 153156), (2562, 102104), (2928, 89341), (3416, 76578), (5124, 51052), (6832, 38289), (10248, 25526), (12763, 20496)]