68878800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 270

約数和(自身を含む): 257030982

約数和(自身を除く): 188152182

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 48, 50, 53, 57, 60, 72, 75, 76, 80, 90, 95, 100, 106, 114, 120, 144, 150, 152, 159, 171, 180, 190, 200, 212, 225, 228, 240, 265, 285, 300, 304, 318, 342, 360, 361, 380, 400, 424, 450, 456, 475, 477, 530, 570, 600, 636, 684, 720, 722, 760, 795, 848, 855, 900, 912, 950, 954, 1007, 1060, 1083, 1140, 1200, 1272, 1325, 1368, 1425, 1444, 1520, 1590, 1710, 1800, 1805, 1900, 1908, 2014, 2120, 2166, 2280, 2385, 2544, 2650, 2736, 2850, 2888, 3021, 3180, 3249, 3420, 3600, 3610, 3800, 3816, 3975, 4028, 4240, 4275, 4332, 4560, 4770, 5035, 5300, 5415, 5700, 5776, 6042, 6360, 6498, 6840, 7220, 7600, 7632, 7950, 8056, 8550, 8664, 9025, 9063, 9540, 10070, 10600, 10830, 11400, 11925, 12084, 12720, 12996, 13680, 14440, 15105, 15900, 16112, 16245, 17100, 17328, 18050, 18126, 19080, 19133, 20140, 21200, 21660, 22800, 23850, 24168, 25175, 25992, 27075, 28880, 30210, 31800, 32490, 34200, 36100, 36252, 38160, 38266, 40280, 43320, 45315, 47700, 48336, 50350, 51984, 54150, 57399, 60420, 63600, 64980, 68400, 72200, 72504, 75525, 76532, 80560, 81225, 86640, 90630, 95400, 95665, 100700, 108300, 114798, 120840, 129960, 144400, 145008, 151050, 153064, 162450, 172197, 181260, 190800, 191330, 201400, 216600, 226575, 229596, 241680, 259920, 286995, 302100, 306128, 324900, 344394, 362520, 382660, 402800, 433200, 453150, 459192, 478325, 573990, 604200, 649800, 688788, 725040, 765320, 860985, 906300, 918384, 956650, 1147980, 1208400, 1299600, 1377576, 1434975, 1530640, 1721970, 1812600, 1913300, 2295960, 2755152, 2869950, 3443940, 3625200, 3826600, 4304925, 4591920, 5739900, 6887880, 7653200, 8609850, 11479800, 13775760, 17219700, 22959600, 34439400, 68878800]

約数ペア:

[(1, 68878800), (2, 34439400), (3, 22959600), (4, 17219700), (5, 13775760), (6, 11479800), (8, 8609850), (9, 7653200), (10, 6887880), (12, 5739900), (15, 4591920), (16, 4304925), (18, 3826600), (19, 3625200), (20, 3443940), (24, 2869950), (25, 2755152), (30, 2295960), (36, 1913300), (38, 1812600), (40, 1721970), (45, 1530640), (48, 1434975), (50, 1377576), (53, 1299600), (57, 1208400), (60, 1147980), (72, 956650), (75, 918384), (76, 906300), (80, 860985), (90, 765320), (95, 725040), (100, 688788), (106, 649800), (114, 604200), (120, 573990), (144, 478325), (150, 459192), (152, 453150), (159, 433200), (171, 402800), (180, 382660), (190, 362520), (200, 344394), (212, 324900), (225, 306128), (228, 302100), (240, 286995), (265, 259920), (285, 241680), (300, 229596), (304, 226575), (318, 216600), (342, 201400), (360, 191330), (361, 190800), (380, 181260), (400, 172197), (424, 162450), (450, 153064), (456, 151050), (475, 145008), (477, 144400), (530, 129960), (570, 120840), (600, 114798), (636, 108300), (684, 100700), (720, 95665), (722, 95400), (760, 90630), (795, 86640), (848, 81225), (855, 80560), (900, 76532), (912, 75525), (950, 72504), (954, 72200), (1007, 68400), (1060, 64980), (1083, 63600), (1140, 60420), (1200, 57399), (1272, 54150), (1325, 51984), (1368, 50350), (1425, 48336), (1444, 47700), (1520, 45315), (1590, 43320), (1710, 40280), (1800, 38266), (1805, 38160), (1900, 36252), (1908, 36100), (2014, 34200), (2120, 32490), (2166, 31800), (2280, 30210), (2385, 28880), (2544, 27075), (2650, 25992), (2736, 25175), (2850, 24168), (2888, 23850), (3021, 22800), (3180, 21660), (3249, 21200), (3420, 20140), (3600, 19133), (3610, 19080), (3800, 18126), (3816, 18050), (3975, 17328), (4028, 17100), (4240, 16245), (4275, 16112), (4332, 15900), (4560, 15105), (4770, 14440), (5035, 13680), (5300, 12996), (5415, 12720), (5700, 12084), (5776, 11925), (6042, 11400), (6360, 10830), (6498, 10600), (6840, 10070), (7220, 9540), (7600, 9063), (7632, 9025), (7950, 8664), (8056, 8550)]