223876240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 160

約数和(自身を含む): 639601920

約数和(自身を除く): 415725680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 80, 95, 106, 112, 133, 140, 152, 190, 212, 265, 266, 280, 304, 371, 380, 397, 424, 530, 532, 560, 665, 742, 760, 794, 848, 1007, 1060, 1064, 1330, 1484, 1520, 1588, 1855, 1985, 2014, 2120, 2128, 2660, 2779, 2968, 3176, 3710, 3970, 4028, 4240, 5035, 5320, 5558, 5936, 6352, 7049, 7420, 7543, 7940, 8056, 10070, 10640, 11116, 13895, 14098, 14840, 15086, 15880, 16112, 20140, 21041, 22232, 27790, 28196, 29680, 30172, 31760, 35245, 37715, 40280, 42082, 44464, 52801, 55580, 56392, 60344, 70490, 75430, 80560, 84164, 105205, 105602, 111160, 112784, 120688, 140980, 147287, 150860, 168328, 210410, 211204, 222320, 264005, 281960, 294574, 301720, 336656, 399779, 420820, 422408, 528010, 563920, 589148, 603440, 736435, 799558, 841640, 844816, 1056020, 1178296, 1472870, 1599116, 1683280, 1998895, 2112040, 2356592, 2798453, 2945740, 3198232, 3997790, 4224080, 5596906, 5891480, 6396464, 7995580, 11193812, 11782960, 13992265, 15991160, 22387624, 27984530, 31982320, 44775248, 55969060, 111938120, 223876240]

約数ペア:

[(1, 223876240), (2, 111938120), (4, 55969060), (5, 44775248), (7, 31982320), (8, 27984530), (10, 22387624), (14, 15991160), (16, 13992265), (19, 11782960), (20, 11193812), (28, 7995580), (35, 6396464), (38, 5891480), (40, 5596906), (53, 4224080), (56, 3997790), (70, 3198232), (76, 2945740), (80, 2798453), (95, 2356592), (106, 2112040), (112, 1998895), (133, 1683280), (140, 1599116), (152, 1472870), (190, 1178296), (212, 1056020), (265, 844816), (266, 841640), (280, 799558), (304, 736435), (371, 603440), (380, 589148), (397, 563920), (424, 528010), (530, 422408), (532, 420820), (560, 399779), (665, 336656), (742, 301720), (760, 294574), (794, 281960), (848, 264005), (1007, 222320), (1060, 211204), (1064, 210410), (1330, 168328), (1484, 150860), (1520, 147287), (1588, 140980), (1855, 120688), (1985, 112784), (2014, 111160), (2120, 105602), (2128, 105205), (2660, 84164), (2779, 80560), (2968, 75430), (3176, 70490), (3710, 60344), (3970, 56392), (4028, 55580), (4240, 52801), (5035, 44464), (5320, 42082), (5558, 40280), (5936, 37715), (6352, 35245), (7049, 31760), (7420, 30172), (7543, 29680), (7940, 28196), (8056, 27790), (10070, 22232), (10640, 21041), (11116, 20140), (13895, 16112), (14098, 15880), (14840, 15086)]