255788640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9349}}^1$

素因数の和:9389

約数の個数: 144

約数和(自身を含む): 918918000

約数和(自身を除く): 663129360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 9349, 13680, 18698, 27360, 28047, 37396, 46745, 56094, 74792, 84141, 93490, 112188, 140235, 149584, 168282, 177631, 186980, 224376, 280470, 299168, 336564, 355262, 373960, 420705, 448752, 532893, 560940, 673128, 710524, 747920, 841410, 888155, 897504, 1065786, 1121880, 1346256, 1421048, 1495840, 1598679, 1682820, 1776310, 2131572, 2243760, 2664465, 2692512, 2842096, 3197358, 3365640, 3552620, 4263144, 4487520, 5328930, 5684192, 6394716, 6731280, 7105240, 7993395, 8526288, 10657860, 12789432, 13462560, 14210480, 15986790, 17052576, 21315720, 25578864, 28420960, 31973580, 42631440, 51157728, 63947160, 85262880, 127894320, 255788640]

約数ペア:

[(1, 255788640), (2, 127894320), (3, 85262880), (4, 63947160), (5, 51157728), (6, 42631440), (8, 31973580), (9, 28420960), (10, 25578864), (12, 21315720), (15, 17052576), (16, 15986790), (18, 14210480), (19, 13462560), (20, 12789432), (24, 10657860), (30, 8526288), (32, 7993395), (36, 7105240), (38, 6731280), (40, 6394716), (45, 5684192), (48, 5328930), (57, 4487520), (60, 4263144), (72, 3552620), (76, 3365640), (80, 3197358), (90, 2842096), (95, 2692512), (96, 2664465), (114, 2243760), (120, 2131572), (144, 1776310), (152, 1682820), (160, 1598679), (171, 1495840), (180, 1421048), (190, 1346256), (228, 1121880), (240, 1065786), (285, 897504), (288, 888155), (304, 841410), (342, 747920), (360, 710524), (380, 673128), (456, 560940), (480, 532893), (570, 448752), (608, 420705), (684, 373960), (720, 355262), (760, 336564), (855, 299168), (912, 280470), (1140, 224376), (1368, 186980), (1440, 177631), (1520, 168282), (1710, 149584), (1824, 140235), (2280, 112188), (2736, 93490), (3040, 84141), (3420, 74792), (4560, 56094), (5472, 46745), (6840, 37396), (9120, 28047), (9349, 27360), (13680, 18698)]