71505840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1427

約数の個数: 160

約数和(自身を含む): 261697536

約数和(自身を除く): 190191696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1373, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2746, 3255, 3472, 3720, 4119, 4340, 5208, 5492, 6510, 6865, 7440, 8238, 8680, 9611, 10416, 10984, 13020, 13730, 16476, 17360, 19222, 20595, 21968, 26040, 27460, 28833, 32952, 38444, 41190, 42563, 48055, 52080, 54920, 57666, 65904, 76888, 82380, 85126, 96110, 109840, 115332, 127689, 144165, 153776, 164760, 170252, 192220, 212815, 230664, 255378, 288330, 297941, 329520, 340504, 384440, 425630, 461328, 510756, 576660, 595882, 638445, 681008, 768880, 851260, 893823, 1021512, 1153320, 1191764, 1276890, 1489705, 1702520, 1787646, 2043024, 2306640, 2383528, 2553780, 2979410, 3405040, 3575292, 4469115, 4767056, 5107560, 5958820, 7150584, 8938230, 10215120, 11917640, 14301168, 17876460, 23835280, 35752920, 71505840]

約数ペア:

[(1, 71505840), (2, 35752920), (3, 23835280), (4, 17876460), (5, 14301168), (6, 11917640), (7, 10215120), (8, 8938230), (10, 7150584), (12, 5958820), (14, 5107560), (15, 4767056), (16, 4469115), (20, 3575292), (21, 3405040), (24, 2979410), (28, 2553780), (30, 2383528), (31, 2306640), (35, 2043024), (40, 1787646), (42, 1702520), (48, 1489705), (56, 1276890), (60, 1191764), (62, 1153320), (70, 1021512), (80, 893823), (84, 851260), (93, 768880), (105, 681008), (112, 638445), (120, 595882), (124, 576660), (140, 510756), (155, 461328), (168, 425630), (186, 384440), (210, 340504), (217, 329520), (240, 297941), (248, 288330), (280, 255378), (310, 230664), (336, 212815), (372, 192220), (420, 170252), (434, 164760), (465, 153776), (496, 144165), (560, 127689), (620, 115332), (651, 109840), (744, 96110), (840, 85126), (868, 82380), (930, 76888), (1085, 65904), (1240, 57666), (1302, 54920), (1373, 52080), (1488, 48055), (1680, 42563), (1736, 41190), (1860, 38444), (2170, 32952), (2480, 28833), (2604, 27460), (2746, 26040), (3255, 21968), (3472, 20595), (3720, 19222), (4119, 17360), (4340, 16476), (5208, 13730), (5492, 13020), (6510, 10984), (6865, 10416), (7440, 9611), (8238, 8680)]