242814320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 678813696

約数和(自身を除く): 435999376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 71, 80, 112, 124, 140, 142, 155, 197, 217, 248, 280, 284, 310, 355, 394, 434, 496, 497, 560, 568, 620, 710, 788, 868, 985, 994, 1085, 1136, 1240, 1379, 1420, 1576, 1736, 1970, 1988, 2170, 2201, 2480, 2485, 2758, 2840, 3152, 3472, 3940, 3976, 4340, 4402, 4970, 5516, 5680, 6107, 6895, 7880, 7952, 8680, 8804, 9940, 11005, 11032, 12214, 13790, 13987, 15407, 15760, 17360, 17608, 19880, 22010, 22064, 24428, 27580, 27974, 30535, 30814, 35216, 39760, 42749, 44020, 48856, 55160, 55948, 61070, 61628, 69935, 77035, 85498, 88040, 97712, 97909, 110320, 111896, 122140, 123256, 139870, 154070, 170996, 176080, 195818, 213745, 223792, 244280, 246512, 279740, 308140, 341992, 391636, 427490, 433597, 488560, 489545, 559480, 616280, 683984, 783272, 854980, 867194, 979090, 1118960, 1232560, 1566544, 1709960, 1734388, 1958180, 2167985, 3035179, 3419920, 3468776, 3916360, 4335970, 6070358, 6937552, 7832720, 8671940, 12140716, 15175895, 17343880, 24281432, 30351790, 34687760, 48562864, 60703580, 121407160, 242814320]

約数ペア:

[(1, 242814320), (2, 121407160), (4, 60703580), (5, 48562864), (7, 34687760), (8, 30351790), (10, 24281432), (14, 17343880), (16, 15175895), (20, 12140716), (28, 8671940), (31, 7832720), (35, 6937552), (40, 6070358), (56, 4335970), (62, 3916360), (70, 3468776), (71, 3419920), (80, 3035179), (112, 2167985), (124, 1958180), (140, 1734388), (142, 1709960), (155, 1566544), (197, 1232560), (217, 1118960), (248, 979090), (280, 867194), (284, 854980), (310, 783272), (355, 683984), (394, 616280), (434, 559480), (496, 489545), (497, 488560), (560, 433597), (568, 427490), (620, 391636), (710, 341992), (788, 308140), (868, 279740), (985, 246512), (994, 244280), (1085, 223792), (1136, 213745), (1240, 195818), (1379, 176080), (1420, 170996), (1576, 154070), (1736, 139870), (1970, 123256), (1988, 122140), (2170, 111896), (2201, 110320), (2480, 97909), (2485, 97712), (2758, 88040), (2840, 85498), (3152, 77035), (3472, 69935), (3940, 61628), (3976, 61070), (4340, 55948), (4402, 55160), (4970, 48856), (5516, 44020), (5680, 42749), (6107, 39760), (6895, 35216), (7880, 30814), (7952, 30535), (8680, 27974), (8804, 27580), (9940, 24428), (11005, 22064), (11032, 22010), (12214, 19880), (13790, 17608), (13987, 17360), (15407, 15760)]