15511507280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:370

約数の個数: 240

約数和(自身を含む): 40287421440

約数和(自身を除く): 24775914160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 101, 115, 152, 184, 190, 191, 202, 230, 304, 368, 380, 382, 404, 437, 460, 505, 529, 760, 764, 808, 874, 920, 955, 1010, 1058, 1520, 1528, 1616, 1748, 1840, 1910, 1919, 2020, 2116, 2185, 2323, 2645, 3056, 3496, 3629, 3820, 3838, 4040, 4232, 4370, 4393, 4646, 5290, 6992, 7258, 7640, 7676, 8080, 8464, 8740, 8786, 9292, 9595, 10051, 10580, 11615, 14516, 15280, 15352, 17480, 17572, 18145, 18584, 19190, 19291, 20102, 21160, 21965, 23230, 29032, 30704, 34960, 35144, 36290, 37168, 38380, 38582, 40204, 42320, 43930, 44137, 46460, 50255, 53429, 58064, 70288, 72580, 76760, 77164, 80408, 83467, 87860, 88274, 92920, 96455, 100510, 101039, 106858, 145160, 153520, 154328, 160816, 166934, 175720, 176548, 185840, 192910, 201020, 202078, 213716, 220685, 267145, 290320, 308656, 333868, 351440, 353096, 366529, 385820, 402040, 404156, 417335, 427432, 441370, 443693, 505195, 534290, 667736, 706192, 733058, 771640, 804080, 808312, 834670, 854864, 882740, 887386, 1010390, 1015151, 1068580, 1335472, 1466116, 1543280, 1616624, 1669340, 1765480, 1774772, 1832645, 1919741, 2020780, 2030302, 2137160, 2218465, 2932232, 3338680, 3530960, 3549544, 3665290, 3839482, 4041560, 4060604, 4274320, 4436930, 5075755, 5864464, 6677360, 7099088, 7330580, 7678964, 8083120, 8121208, 8430167, 8873860, 9598705, 10151510, 10204939, 14661160, 15357928, 16242416, 16860334, 17747720, 19197410, 20303020, 20409878, 29322320, 30715856, 33720668, 35495440, 38394820, 40606040, 40819756, 42150835, 51024695, 67441336, 76789640, 81212080, 81639512, 84301670, 102049390, 134882672, 153579280, 163279024, 168603340, 193893841, 204098780, 337206680, 387787682, 408197560, 674413360, 775575364, 816395120, 969469205, 1551150728, 1938938410, 3102301456, 3877876820, 7755753640, 15511507280]

約数ペア:

[(1, 15511507280), (2, 7755753640), (4, 3877876820), (5, 3102301456), (8, 1938938410), (10, 1551150728), (16, 969469205), (19, 816395120), (20, 775575364), (23, 674413360), (38, 408197560), (40, 387787682), (46, 337206680), (76, 204098780), (80, 193893841), (92, 168603340), (95, 163279024), (101, 153579280), (115, 134882672), (152, 102049390), (184, 84301670), (190, 81639512), (191, 81212080), (202, 76789640), (230, 67441336), (304, 51024695), (368, 42150835), (380, 40819756), (382, 40606040), (404, 38394820), (437, 35495440), (460, 33720668), (505, 30715856), (529, 29322320), (760, 20409878), (764, 20303020), (808, 19197410), (874, 17747720), (920, 16860334), (955, 16242416), (1010, 15357928), (1058, 14661160), (1520, 10204939), (1528, 10151510), (1616, 9598705), (1748, 8873860), (1840, 8430167), (1910, 8121208), (1919, 8083120), (2020, 7678964), (2116, 7330580), (2185, 7099088), (2323, 6677360), (2645, 5864464), (3056, 5075755), (3496, 4436930), (3629, 4274320), (3820, 4060604), (3838, 4041560), (4040, 3839482), (4232, 3665290), (4370, 3549544), (4393, 3530960), (4646, 3338680), (5290, 2932232), (6992, 2218465), (7258, 2137160), (7640, 2030302), (7676, 2020780), (8080, 1919741), (8464, 1832645), (8740, 1774772), (8786, 1765480), (9292, 1669340), (9595, 1616624), (10051, 1543280), (10580, 1466116), (11615, 1335472), (14516, 1068580), (15280, 1015151), (15352, 1010390), (17480, 887386), (17572, 882740), (18145, 854864), (18584, 834670), (19190, 808312), (19291, 804080), (20102, 771640), (21160, 733058), (21965, 706192), (23230, 667736), (29032, 534290), (30704, 505195), (34960, 443693), (35144, 441370), (36290, 427432), (37168, 417335), (38380, 404156), (38582, 402040), (40204, 385820), (42320, 366529), (43930, 353096), (44137, 351440), (46460, 333868), (50255, 308656), (53429, 290320), (58064, 267145), (70288, 220685), (72580, 213716), (76760, 202078), (77164, 201020), (80408, 192910), (83467, 185840), (87860, 176548), (88274, 175720), (92920, 166934), (96455, 160816), (100510, 154328), (101039, 153520), (106858, 145160)]