255774960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2716

約数の個数: 240

約数和(自身を含む): 1033743360

約数和(自身を除く): 777968400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2671, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5342, 5985, 6384, 6840, 7980, 8013, 9576, 10640, 10684, 11970, 13355, 13680, 15960, 16026, 18697, 19152, 21368, 23940, 24039, 26710, 31920, 32052, 37394, 40065, 42736, 47880, 48078, 50749, 53420, 56091, 64104, 74788, 80130, 93485, 95760, 96156, 101498, 106840, 112182, 120195, 128208, 149576, 152247, 160260, 168273, 186970, 192312, 202996, 213680, 224364, 240390, 253745, 280455, 299152, 304494, 320520, 336546, 355243, 373940, 384624, 405992, 448728, 456741, 480780, 507490, 560910, 608988, 641040, 673092, 710486, 747880, 761235, 811984, 841365, 897456, 913482, 961560, 1014980, 1065729, 1121820, 1217976, 1346184, 1420972, 1495760, 1522470, 1682730, 1776215, 1826964, 1923120, 2029960, 2131458, 2243640, 2283705, 2435952, 2692368, 2841944, 3044940, 3197187, 3365460, 3552430, 3653928, 4059920, 4262916, 4487280, 4567410, 5328645, 5683888, 6089880, 6394374, 6730920, 7104860, 7307856, 8525832, 9134820, 10657290, 12179760, 12788748, 13461840, 14209720, 15985935, 17051664, 18269640, 21314580, 25577496, 28419440, 31971870, 36539280, 42629160, 51154992, 63943740, 85258320, 127887480, 255774960]

約数ペア:

[(1, 255774960), (2, 127887480), (3, 85258320), (4, 63943740), (5, 51154992), (6, 42629160), (7, 36539280), (8, 31971870), (9, 28419440), (10, 25577496), (12, 21314580), (14, 18269640), (15, 17051664), (16, 15985935), (18, 14209720), (19, 13461840), (20, 12788748), (21, 12179760), (24, 10657290), (28, 9134820), (30, 8525832), (35, 7307856), (36, 7104860), (38, 6730920), (40, 6394374), (42, 6089880), (45, 5683888), (48, 5328645), (56, 4567410), (57, 4487280), (60, 4262916), (63, 4059920), (70, 3653928), (72, 3552430), (76, 3365460), (80, 3197187), (84, 3044940), (90, 2841944), (95, 2692368), (105, 2435952), (112, 2283705), (114, 2243640), (120, 2131458), (126, 2029960), (133, 1923120), (140, 1826964), (144, 1776215), (152, 1682730), (168, 1522470), (171, 1495760), (180, 1420972), (190, 1346184), (210, 1217976), (228, 1121820), (240, 1065729), (252, 1014980), (266, 961560), (280, 913482), (285, 897456), (304, 841365), (315, 811984), (336, 761235), (342, 747880), (360, 710486), (380, 673092), (399, 641040), (420, 608988), (456, 560910), (504, 507490), (532, 480780), (560, 456741), (570, 448728), (630, 405992), (665, 384624), (684, 373940), (720, 355243), (760, 336546), (798, 320520), (840, 304494), (855, 299152), (912, 280455), (1008, 253745), (1064, 240390), (1140, 224364), (1197, 213680), (1260, 202996), (1330, 192312), (1368, 186970), (1520, 168273), (1596, 160260), (1680, 152247), (1710, 149576), (1995, 128208), (2128, 120195), (2280, 112182), (2394, 106840), (2520, 101498), (2660, 96156), (2671, 95760), (2736, 93485), (3192, 80130), (3420, 74788), (3990, 64104), (4560, 56091), (4788, 53420), (5040, 50749), (5320, 48078), (5342, 47880), (5985, 42736), (6384, 40065), (6840, 37394), (7980, 32052), (8013, 31920), (9576, 26710), (10640, 24039), (10684, 23940), (11970, 21368), (13355, 19152), (13680, 18697), (15960, 16026)]