16678480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 160

約数和(自身を含む): 49996800

約数和(自身を除く): 33318320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 79, 80, 91, 104, 112, 116, 130, 140, 145, 158, 182, 203, 208, 232, 260, 280, 290, 316, 364, 377, 395, 406, 455, 464, 520, 553, 560, 580, 632, 728, 754, 790, 812, 910, 1015, 1027, 1040, 1106, 1160, 1264, 1456, 1508, 1580, 1624, 1820, 1885, 2030, 2054, 2212, 2291, 2320, 2639, 2765, 3016, 3160, 3248, 3640, 3770, 4060, 4108, 4424, 4582, 5135, 5278, 5530, 6032, 6320, 7189, 7280, 7540, 8120, 8216, 8848, 9164, 10270, 10556, 11060, 11455, 13195, 14378, 15080, 16037, 16240, 16432, 18328, 20540, 21112, 22120, 22910, 26390, 28756, 29783, 30160, 32074, 35945, 36656, 41080, 42224, 44240, 45820, 52780, 57512, 59566, 64148, 71890, 80185, 82160, 91640, 105560, 115024, 119132, 128296, 143780, 148915, 160370, 183280, 208481, 211120, 238264, 256592, 287560, 297830, 320740, 416962, 476528, 575120, 595660, 641480, 833924, 1042405, 1191320, 1282960, 1667848, 2084810, 2382640, 3335696, 4169620, 8339240, 16678480]

約数ペア:

[(1, 16678480), (2, 8339240), (4, 4169620), (5, 3335696), (7, 2382640), (8, 2084810), (10, 1667848), (13, 1282960), (14, 1191320), (16, 1042405), (20, 833924), (26, 641480), (28, 595660), (29, 575120), (35, 476528), (40, 416962), (52, 320740), (56, 297830), (58, 287560), (65, 256592), (70, 238264), (79, 211120), (80, 208481), (91, 183280), (104, 160370), (112, 148915), (116, 143780), (130, 128296), (140, 119132), (145, 115024), (158, 105560), (182, 91640), (203, 82160), (208, 80185), (232, 71890), (260, 64148), (280, 59566), (290, 57512), (316, 52780), (364, 45820), (377, 44240), (395, 42224), (406, 41080), (455, 36656), (464, 35945), (520, 32074), (553, 30160), (560, 29783), (580, 28756), (632, 26390), (728, 22910), (754, 22120), (790, 21112), (812, 20540), (910, 18328), (1015, 16432), (1027, 16240), (1040, 16037), (1106, 15080), (1160, 14378), (1264, 13195), (1456, 11455), (1508, 11060), (1580, 10556), (1624, 10270), (1820, 9164), (1885, 8848), (2030, 8216), (2054, 8120), (2212, 7540), (2291, 7280), (2320, 7189), (2639, 6320), (2765, 6032), (3016, 5530), (3160, 5278), (3248, 5135), (3640, 4582), (3770, 4424), (4060, 4108)]