15456918680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3583}}^1$

素因数の和:3710

約数の個数: 192

約数和(自身を含む): 42361159680

約数和(自身を除く): 26904241000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 71, 98, 124, 140, 142, 155, 196, 217, 245, 248, 280, 284, 310, 355, 392, 434, 490, 497, 568, 620, 710, 868, 980, 994, 1085, 1240, 1420, 1519, 1736, 1960, 1988, 2170, 2201, 2485, 2840, 3038, 3479, 3583, 3976, 4340, 4402, 4970, 6076, 6958, 7166, 7595, 8680, 8804, 9940, 11005, 12152, 13916, 14332, 15190, 15407, 17395, 17608, 17915, 19880, 22010, 25081, 27832, 28664, 30380, 30814, 34790, 35830, 44020, 50162, 60760, 61628, 69580, 71660, 77035, 88040, 100324, 107849, 111073, 123256, 125405, 139160, 143320, 154070, 175567, 200648, 215698, 222146, 250810, 254393, 308140, 351134, 431396, 444292, 501620, 508786, 539245, 555365, 616280, 702268, 777511, 862792, 877835, 888584, 1003240, 1017572, 1078490, 1110730, 1271965, 1404536, 1555022, 1755670, 1780751, 2035144, 2156980, 2221460, 2543930, 3110044, 3511340, 3561502, 3887555, 4313960, 4442920, 5087860, 5442577, 6220088, 7022680, 7123004, 7775110, 7886183, 8903755, 10175720, 10885154, 12465257, 14246008, 15550220, 15772366, 17807510, 21770308, 24930514, 27212885, 31100440, 31544732, 35615020, 39430915, 43540616, 49861028, 54425770, 55203281, 62326285, 63089464, 71230040, 78861830, 99722056, 108851540, 110406562, 124652570, 157723660, 217703080, 220813124, 249305140, 276016405, 315447320, 386422967, 441626248, 498610280, 552032810, 772845934, 1104065620, 1545691868, 1932114835, 2208131240, 3091383736, 3864229670, 7728459340, 15456918680]

約数ペア:

[(1, 15456918680), (2, 7728459340), (4, 3864229670), (5, 3091383736), (7, 2208131240), (8, 1932114835), (10, 1545691868), (14, 1104065620), (20, 772845934), (28, 552032810), (31, 498610280), (35, 441626248), (40, 386422967), (49, 315447320), (56, 276016405), (62, 249305140), (70, 220813124), (71, 217703080), (98, 157723660), (124, 124652570), (140, 110406562), (142, 108851540), (155, 99722056), (196, 78861830), (217, 71230040), (245, 63089464), (248, 62326285), (280, 55203281), (284, 54425770), (310, 49861028), (355, 43540616), (392, 39430915), (434, 35615020), (490, 31544732), (497, 31100440), (568, 27212885), (620, 24930514), (710, 21770308), (868, 17807510), (980, 15772366), (994, 15550220), (1085, 14246008), (1240, 12465257), (1420, 10885154), (1519, 10175720), (1736, 8903755), (1960, 7886183), (1988, 7775110), (2170, 7123004), (2201, 7022680), (2485, 6220088), (2840, 5442577), (3038, 5087860), (3479, 4442920), (3583, 4313960), (3976, 3887555), (4340, 3561502), (4402, 3511340), (4970, 3110044), (6076, 2543930), (6958, 2221460), (7166, 2156980), (7595, 2035144), (8680, 1780751), (8804, 1755670), (9940, 1555022), (11005, 1404536), (12152, 1271965), (13916, 1110730), (14332, 1078490), (15190, 1017572), (15407, 1003240), (17395, 888584), (17608, 877835), (17915, 862792), (19880, 777511), (22010, 702268), (25081, 616280), (27832, 555365), (28664, 539245), (30380, 508786), (30814, 501620), (34790, 444292), (35830, 431396), (44020, 351134), (50162, 308140), (60760, 254393), (61628, 250810), (69580, 222146), (71660, 215698), (77035, 200648), (88040, 175567), (100324, 154070), (107849, 143320), (111073, 139160), (123256, 125405)]