16256240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 240

約数和(自身を含む): 53434080

約数和(自身を除く): 37177840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 29, 35, 40, 44, 49, 52, 55, 56, 58, 65, 70, 77, 80, 88, 91, 98, 104, 110, 112, 116, 130, 140, 143, 145, 154, 176, 182, 196, 203, 208, 220, 232, 245, 260, 280, 286, 290, 308, 319, 364, 377, 385, 392, 406, 440, 455, 464, 490, 520, 539, 560, 572, 580, 616, 637, 638, 715, 728, 754, 770, 784, 812, 880, 910, 980, 1001, 1015, 1040, 1078, 1144, 1160, 1232, 1274, 1276, 1421, 1430, 1456, 1508, 1540, 1595, 1624, 1820, 1885, 1960, 2002, 2030, 2156, 2233, 2288, 2320, 2548, 2552, 2639, 2695, 2842, 2860, 3016, 3080, 3185, 3190, 3248, 3640, 3770, 3920, 4004, 4060, 4147, 4312, 4466, 5005, 5096, 5104, 5278, 5390, 5684, 5720, 6032, 6160, 6370, 6380, 7007, 7105, 7280, 7540, 8008, 8120, 8294, 8624, 8932, 10010, 10192, 10556, 10780, 11165, 11368, 11440, 12740, 12760, 13195, 14014, 14210, 15080, 15631, 16016, 16240, 16588, 17864, 18473, 20020, 20735, 21112, 21560, 22330, 22736, 25480, 25520, 26390, 28028, 28420, 29029, 30160, 31262, 33176, 35035, 35728, 36946, 40040, 41470, 42224, 43120, 44660, 50960, 52780, 56056, 56840, 58058, 62524, 66352, 70070, 73892, 78155, 80080, 82940, 89320, 92365, 105560, 112112, 113680, 116116, 125048, 140140, 145145, 147784, 156310, 165880, 178640, 184730, 203203, 211120, 232232, 250096, 280280, 290290, 295568, 312620, 331760, 369460, 406406, 464464, 560560, 580580, 625240, 738920, 812812, 1016015, 1161160, 1250480, 1477840, 1625624, 2032030, 2322320, 3251248, 4064060, 8128120, 16256240]

約数ペア:

[(1, 16256240), (2, 8128120), (4, 4064060), (5, 3251248), (7, 2322320), (8, 2032030), (10, 1625624), (11, 1477840), (13, 1250480), (14, 1161160), (16, 1016015), (20, 812812), (22, 738920), (26, 625240), (28, 580580), (29, 560560), (35, 464464), (40, 406406), (44, 369460), (49, 331760), (52, 312620), (55, 295568), (56, 290290), (58, 280280), (65, 250096), (70, 232232), (77, 211120), (80, 203203), (88, 184730), (91, 178640), (98, 165880), (104, 156310), (110, 147784), (112, 145145), (116, 140140), (130, 125048), (140, 116116), (143, 113680), (145, 112112), (154, 105560), (176, 92365), (182, 89320), (196, 82940), (203, 80080), (208, 78155), (220, 73892), (232, 70070), (245, 66352), (260, 62524), (280, 58058), (286, 56840), (290, 56056), (308, 52780), (319, 50960), (364, 44660), (377, 43120), (385, 42224), (392, 41470), (406, 40040), (440, 36946), (455, 35728), (464, 35035), (490, 33176), (520, 31262), (539, 30160), (560, 29029), (572, 28420), (580, 28028), (616, 26390), (637, 25520), (638, 25480), (715, 22736), (728, 22330), (754, 21560), (770, 21112), (784, 20735), (812, 20020), (880, 18473), (910, 17864), (980, 16588), (1001, 16240), (1015, 16016), (1040, 15631), (1078, 15080), (1144, 14210), (1160, 14014), (1232, 13195), (1274, 12760), (1276, 12740), (1421, 11440), (1430, 11368), (1456, 11165), (1508, 10780), (1540, 10556), (1595, 10192), (1624, 10010), (1820, 8932), (1885, 8624), (1960, 8294), (2002, 8120), (2030, 8008), (2156, 7540), (2233, 7280), (2288, 7105), (2320, 7007), (2548, 6380), (2552, 6370), (2639, 6160), (2695, 6032), (2842, 5720), (2860, 5684), (3016, 5390), (3080, 5278), (3185, 5104), (3190, 5096), (3248, 5005), (3640, 4466), (3770, 4312), (3920, 4147), (4004, 4060)]