1268525120

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 168

約数和(自身を含む): 3251606400

約数和(自身を除く): 1983081280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 139, 152, 158, 160, 190, 278, 304, 316, 320, 361, 380, 395, 556, 608, 632, 695, 722, 760, 790, 1112, 1216, 1264, 1390, 1444, 1501, 1520, 1580, 1805, 2224, 2528, 2641, 2780, 2888, 3002, 3040, 3160, 3610, 4448, 5056, 5282, 5560, 5776, 6004, 6080, 6320, 7220, 7505, 8896, 10564, 10981, 11120, 11552, 12008, 12640, 13205, 14440, 15010, 21128, 21962, 22240, 23104, 24016, 25280, 26410, 28519, 28880, 30020, 42256, 43924, 44480, 48032, 50179, 52820, 54905, 57038, 57760, 60040, 84512, 87848, 96064, 100358, 105640, 109810, 114076, 115520, 120080, 142595, 169024, 175696, 200716, 208639, 211280, 219620, 228152, 240160, 250895, 285190, 351392, 401432, 417278, 422560, 439240, 456304, 480320, 501790, 570380, 702784, 802864, 834556, 845120, 878480, 912608, 1003580, 1043195, 1140760, 1605728, 1669112, 1756960, 1825216, 2007160, 2086390, 2281520, 3211456, 3338224, 3513920, 3964141, 4014320, 4172780, 4563040, 6676448, 7928282, 8028640, 8345560, 9126080, 13352896, 15856564, 16057280, 16691120, 19820705, 31713128, 33382240, 39641410, 63426256, 66764480, 79282820, 126852512, 158565640, 253705024, 317131280, 634262560, 1268525120]

約数ペア:

[(1, 1268525120), (2, 634262560), (4, 317131280), (5, 253705024), (8, 158565640), (10, 126852512), (16, 79282820), (19, 66764480), (20, 63426256), (32, 39641410), (38, 33382240), (40, 31713128), (64, 19820705), (76, 16691120), (79, 16057280), (80, 15856564), (95, 13352896), (139, 9126080), (152, 8345560), (158, 8028640), (160, 7928282), (190, 6676448), (278, 4563040), (304, 4172780), (316, 4014320), (320, 3964141), (361, 3513920), (380, 3338224), (395, 3211456), (556, 2281520), (608, 2086390), (632, 2007160), (695, 1825216), (722, 1756960), (760, 1669112), (790, 1605728), (1112, 1140760), (1216, 1043195), (1264, 1003580), (1390, 912608), (1444, 878480), (1501, 845120), (1520, 834556), (1580, 802864), (1805, 702784), (2224, 570380), (2528, 501790), (2641, 480320), (2780, 456304), (2888, 439240), (3002, 422560), (3040, 417278), (3160, 401432), (3610, 351392), (4448, 285190), (5056, 250895), (5282, 240160), (5560, 228152), (5776, 219620), (6004, 211280), (6080, 208639), (6320, 200716), (7220, 175696), (7505, 169024), (8896, 142595), (10564, 120080), (10981, 115520), (11120, 114076), (11552, 109810), (12008, 105640), (12640, 100358), (13205, 96064), (14440, 87848), (15010, 84512), (21128, 60040), (21962, 57760), (22240, 57038), (23104, 54905), (24016, 52820), (25280, 50179), (26410, 48032), (28519, 44480), (28880, 43924), (30020, 42256)]