279021680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 240

約数和(自身を含む): 824411520

約数和(自身を除く): 545389840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 53, 56, 68, 70, 79, 80, 85, 98, 106, 112, 119, 136, 140, 158, 170, 196, 212, 238, 245, 265, 272, 280, 316, 340, 371, 392, 395, 424, 476, 490, 530, 553, 560, 595, 632, 680, 742, 784, 790, 833, 848, 901, 952, 980, 1060, 1106, 1190, 1264, 1343, 1360, 1484, 1580, 1666, 1802, 1855, 1904, 1960, 2120, 2212, 2380, 2597, 2686, 2765, 2968, 3160, 3332, 3604, 3710, 3871, 3920, 4165, 4187, 4240, 4424, 4505, 4760, 5194, 5372, 5530, 5936, 6307, 6320, 6664, 6715, 7208, 7420, 7742, 8330, 8374, 8848, 9010, 9401, 9520, 10388, 10744, 11060, 12614, 12985, 13328, 13430, 14416, 14840, 15484, 16660, 16748, 18020, 18802, 19355, 20776, 20935, 21488, 22120, 25228, 25970, 26860, 29309, 29680, 30968, 31535, 33320, 33496, 36040, 37604, 38710, 41552, 41870, 44149, 44240, 47005, 50456, 51940, 53720, 58618, 61936, 63070, 65807, 66640, 66992, 71179, 72080, 75208, 77420, 83740, 88298, 94010, 100912, 103880, 107440, 117236, 126140, 131614, 142358, 146545, 150416, 154840, 167480, 176596, 188020, 205163, 207760, 220745, 234472, 252280, 263228, 284716, 293090, 309680, 329035, 334960, 353192, 355895, 376040, 410326, 441490, 468944, 498253, 504560, 526456, 569432, 586180, 658070, 706384, 711790, 752080, 820652, 882980, 996506, 1025815, 1052912, 1138864, 1172360, 1316140, 1423580, 1641304, 1765960, 1993012, 2051630, 2344720, 2491265, 2632280, 2847160, 3282608, 3487771, 3531920, 3986024, 4103260, 4982530, 5264560, 5694320, 6975542, 7972048, 8206520, 9965060, 13951084, 16413040, 17438855, 19930120, 27902168, 34877710, 39860240, 55804336, 69755420, 139510840, 279021680]

約数ペア:

[(1, 279021680), (2, 139510840), (4, 69755420), (5, 55804336), (7, 39860240), (8, 34877710), (10, 27902168), (14, 19930120), (16, 17438855), (17, 16413040), (20, 13951084), (28, 9965060), (34, 8206520), (35, 7972048), (40, 6975542), (49, 5694320), (53, 5264560), (56, 4982530), (68, 4103260), (70, 3986024), (79, 3531920), (80, 3487771), (85, 3282608), (98, 2847160), (106, 2632280), (112, 2491265), (119, 2344720), (136, 2051630), (140, 1993012), (158, 1765960), (170, 1641304), (196, 1423580), (212, 1316140), (238, 1172360), (245, 1138864), (265, 1052912), (272, 1025815), (280, 996506), (316, 882980), (340, 820652), (371, 752080), (392, 711790), (395, 706384), (424, 658070), (476, 586180), (490, 569432), (530, 526456), (553, 504560), (560, 498253), (595, 468944), (632, 441490), (680, 410326), (742, 376040), (784, 355895), (790, 353192), (833, 334960), (848, 329035), (901, 309680), (952, 293090), (980, 284716), (1060, 263228), (1106, 252280), (1190, 234472), (1264, 220745), (1343, 207760), (1360, 205163), (1484, 188020), (1580, 176596), (1666, 167480), (1802, 154840), (1855, 150416), (1904, 146545), (1960, 142358), (2120, 131614), (2212, 126140), (2380, 117236), (2597, 107440), (2686, 103880), (2765, 100912), (2968, 94010), (3160, 88298), (3332, 83740), (3604, 77420), (3710, 75208), (3871, 72080), (3920, 71179), (4165, 66992), (4187, 66640), (4240, 65807), (4424, 63070), (4505, 61936), (4760, 58618), (5194, 53720), (5372, 51940), (5530, 50456), (5936, 47005), (6307, 44240), (6320, 44149), (6664, 41870), (6715, 41552), (7208, 38710), (7420, 37604), (7742, 36040), (8330, 33496), (8374, 33320), (8848, 31535), (9010, 30968), (9401, 29680), (9520, 29309), (10388, 26860), (10744, 25970), (11060, 25228), (12614, 22120), (12985, 21488), (13328, 20935), (13430, 20776), (14416, 19355), (14840, 18802), (15484, 18020), (16660, 16748)]