68065280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 181031760

約数和(自身を除く): 112966480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 128, 136, 160, 170, 184, 230, 256, 272, 289, 320, 340, 368, 391, 460, 512, 544, 578, 640, 680, 736, 782, 920, 1024, 1088, 1156, 1280, 1360, 1445, 1472, 1564, 1840, 1955, 2048, 2176, 2312, 2560, 2720, 2890, 2944, 3128, 3680, 3910, 4352, 4624, 5120, 5440, 5780, 5888, 6256, 6647, 7360, 7820, 8704, 9248, 10240, 10880, 11560, 11776, 12512, 13294, 14720, 15640, 17408, 18496, 21760, 23120, 23552, 25024, 26588, 29440, 31280, 33235, 34816, 36992, 43520, 46240, 47104, 50048, 53176, 58880, 62560, 66470, 73984, 87040, 92480, 100096, 106352, 117760, 125120, 132940, 147968, 174080, 184960, 200192, 212704, 235520, 250240, 265880, 295936, 369920, 400384, 425408, 500480, 531760, 591872, 739840, 800768, 850816, 1000960, 1063520, 1479680, 1701632, 2001920, 2127040, 2959360, 3403264, 4003840, 4254080, 6806528, 8508160, 13613056, 17016320, 34032640, 68065280]

約数ペア:

[(1, 68065280), (2, 34032640), (4, 17016320), (5, 13613056), (8, 8508160), (10, 6806528), (16, 4254080), (17, 4003840), (20, 3403264), (23, 2959360), (32, 2127040), (34, 2001920), (40, 1701632), (46, 1479680), (64, 1063520), (68, 1000960), (80, 850816), (85, 800768), (92, 739840), (115, 591872), (128, 531760), (136, 500480), (160, 425408), (170, 400384), (184, 369920), (230, 295936), (256, 265880), (272, 250240), (289, 235520), (320, 212704), (340, 200192), (368, 184960), (391, 174080), (460, 147968), (512, 132940), (544, 125120), (578, 117760), (640, 106352), (680, 100096), (736, 92480), (782, 87040), (920, 73984), (1024, 66470), (1088, 62560), (1156, 58880), (1280, 53176), (1360, 50048), (1445, 47104), (1472, 46240), (1564, 43520), (1840, 36992), (1955, 34816), (2048, 33235), (2176, 31280), (2312, 29440), (2560, 26588), (2720, 25024), (2890, 23552), (2944, 23120), (3128, 21760), (3680, 18496), (3910, 17408), (4352, 15640), (4624, 14720), (5120, 13294), (5440, 12512), (5780, 11776), (5888, 11560), (6256, 10880), (6647, 10240), (7360, 9248), (7820, 8704)]