72237760

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:319

約数の個数: 168

約数和(自身を含む): 212652864

約数和(自身を除く): 140415104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 271, 272, 280, 320, 340, 392, 448, 476, 490, 542, 544, 560, 595, 680, 784, 833, 952, 980, 1084, 1088, 1120, 1190, 1355, 1360, 1568, 1666, 1897, 1904, 1960, 2168, 2240, 2380, 2710, 2720, 3136, 3332, 3794, 3808, 3920, 4165, 4336, 4607, 4760, 5420, 5440, 6664, 7588, 7616, 7840, 8330, 8672, 9214, 9485, 9520, 10840, 13279, 13328, 15176, 15680, 16660, 17344, 18428, 18970, 19040, 21680, 23035, 26558, 26656, 30352, 32249, 33320, 36856, 37940, 38080, 43360, 46070, 53116, 53312, 60704, 64498, 66395, 66640, 73712, 75880, 86720, 92140, 106232, 121408, 128996, 132790, 133280, 147424, 151760, 161245, 184280, 212464, 225743, 257992, 265580, 266560, 294848, 303520, 322490, 368560, 424928, 451486, 515984, 531160, 607040, 644980, 737120, 849856, 902972, 1031968, 1062320, 1128715, 1289960, 1474240, 1805944, 2063936, 2124640, 2257430, 2579920, 3611888, 4249280, 4514860, 5159840, 7223776, 9029720, 10319680, 14447552, 18059440, 36118880, 72237760]

約数ペア:

[(1, 72237760), (2, 36118880), (4, 18059440), (5, 14447552), (7, 10319680), (8, 9029720), (10, 7223776), (14, 5159840), (16, 4514860), (17, 4249280), (20, 3611888), (28, 2579920), (32, 2257430), (34, 2124640), (35, 2063936), (40, 1805944), (49, 1474240), (56, 1289960), (64, 1128715), (68, 1062320), (70, 1031968), (80, 902972), (85, 849856), (98, 737120), (112, 644980), (119, 607040), (136, 531160), (140, 515984), (160, 451486), (170, 424928), (196, 368560), (224, 322490), (238, 303520), (245, 294848), (271, 266560), (272, 265580), (280, 257992), (320, 225743), (340, 212464), (392, 184280), (448, 161245), (476, 151760), (490, 147424), (542, 133280), (544, 132790), (560, 128996), (595, 121408), (680, 106232), (784, 92140), (833, 86720), (952, 75880), (980, 73712), (1084, 66640), (1088, 66395), (1120, 64498), (1190, 60704), (1355, 53312), (1360, 53116), (1568, 46070), (1666, 43360), (1897, 38080), (1904, 37940), (1960, 36856), (2168, 33320), (2240, 32249), (2380, 30352), (2710, 26656), (2720, 26558), (3136, 23035), (3332, 21680), (3794, 19040), (3808, 18970), (3920, 18428), (4165, 17344), (4336, 16660), (4607, 15680), (4760, 15176), (5420, 13328), (5440, 13279), (6664, 10840), (7588, 9520), (7616, 9485), (7840, 9214), (8330, 8672)]