1256985432

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3877}}^1$

素因数の和:3990

約数の個数: 128

約数和(自身を含む): 3722880000

約数和(自身を除く): 2465894568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 79, 108, 114, 152, 158, 171, 216, 228, 237, 316, 342, 456, 474, 513, 632, 684, 711, 948, 1026, 1368, 1422, 1501, 1896, 2052, 2133, 2844, 3002, 3877, 4104, 4266, 4503, 5688, 6004, 7754, 8532, 9006, 11631, 12008, 13509, 15508, 17064, 18012, 23262, 27018, 31016, 34893, 36024, 40527, 46524, 54036, 69786, 73663, 81054, 93048, 104679, 108072, 139572, 147326, 162108, 209358, 220989, 279144, 294652, 306283, 324216, 418716, 441978, 589304, 612566, 662967, 837432, 883956, 918849, 1225132, 1325934, 1767912, 1837698, 1988901, 2450264, 2651868, 2756547, 3675396, 3977802, 5303736, 5513094, 5819377, 7350792, 7955604, 8269641, 11026188, 11638754, 15911208, 16539282, 17458131, 22052376, 23277508, 33078564, 34916262, 46555016, 52374393, 66157128, 69832524, 104748786, 139665048, 157123179, 209497572, 314246358, 418995144, 628492716, 1256985432]

約数ペア:

[(1, 1256985432), (2, 628492716), (3, 418995144), (4, 314246358), (6, 209497572), (8, 157123179), (9, 139665048), (12, 104748786), (18, 69832524), (19, 66157128), (24, 52374393), (27, 46555016), (36, 34916262), (38, 33078564), (54, 23277508), (57, 22052376), (72, 17458131), (76, 16539282), (79, 15911208), (108, 11638754), (114, 11026188), (152, 8269641), (158, 7955604), (171, 7350792), (216, 5819377), (228, 5513094), (237, 5303736), (316, 3977802), (342, 3675396), (456, 2756547), (474, 2651868), (513, 2450264), (632, 1988901), (684, 1837698), (711, 1767912), (948, 1325934), (1026, 1225132), (1368, 918849), (1422, 883956), (1501, 837432), (1896, 662967), (2052, 612566), (2133, 589304), (2844, 441978), (3002, 418716), (3877, 324216), (4104, 306283), (4266, 294652), (4503, 279144), (5688, 220989), (6004, 209358), (7754, 162108), (8532, 147326), (9006, 139572), (11631, 108072), (12008, 104679), (13509, 93048), (15508, 81054), (17064, 73663), (18012, 69786), (23262, 54036), (27018, 46524), (31016, 40527), (34893, 36024)]