256656672

素因数分解:

$2^5\times 3^2\times {\mathrm{149}}^1\times {\mathrm{5981}}^1$

素因数の和:6146

約数の個数: 72

約数和(自身を含む): 734888700

約数和(自身を除く): 478232028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 149, 288, 298, 447, 596, 894, 1192, 1341, 1788, 2384, 2682, 3576, 4768, 5364, 5981, 7152, 10728, 11962, 14304, 17943, 21456, 23924, 35886, 42912, 47848, 53829, 71772, 95696, 107658, 143544, 191392, 215316, 287088, 430632, 574176, 861264, 891169, 1722528, 1782338, 2673507, 3564676, 5347014, 7129352, 8020521, 10694028, 14258704, 16041042, 21388056, 28517408, 32082084, 42776112, 64164168, 85552224, 128328336, 256656672]

約数ペア:

[(1, 256656672), (2, 128328336), (3, 85552224), (4, 64164168), (6, 42776112), (8, 32082084), (9, 28517408), (12, 21388056), (16, 16041042), (18, 14258704), (24, 10694028), (32, 8020521), (36, 7129352), (48, 5347014), (72, 3564676), (96, 2673507), (144, 1782338), (149, 1722528), (288, 891169), (298, 861264), (447, 574176), (596, 430632), (894, 287088), (1192, 215316), (1341, 191392), (1788, 143544), (2384, 107658), (2682, 95696), (3576, 71772), (4768, 53829), (5364, 47848), (5981, 42912), (7152, 35886), (10728, 23924), (11962, 21456), (14304, 17943)]