221547480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23977}}^1$

素因数の和:24009

約数の個数: 128

約数和(自身を含む): 828679680

約数和(自身を除く): 607132200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 23977, 47954, 71931, 95908, 119885, 143862, 167839, 191816, 239770, 263747, 287724, 335678, 359655, 479540, 503517, 527494, 575448, 671356, 719310, 791241, 839195, 959080, 1007034, 1054988, 1318735, 1342712, 1438620, 1582482, 1678390, 1846229, 2014068, 2109976, 2517585, 2637470, 2877240, 3164964, 3356780, 3692458, 3956205, 4028136, 5035170, 5274940, 5538687, 6329928, 6713560, 7384916, 7912410, 9231145, 10070340, 10549880, 11077374, 14769832, 15824820, 18462290, 20140680, 22154748, 27693435, 31649640, 36924580, 44309496, 55386870, 73849160, 110773740, 221547480]

約数ペア:

[(1, 221547480), (2, 110773740), (3, 73849160), (4, 55386870), (5, 44309496), (6, 36924580), (7, 31649640), (8, 27693435), (10, 22154748), (11, 20140680), (12, 18462290), (14, 15824820), (15, 14769832), (20, 11077374), (21, 10549880), (22, 10070340), (24, 9231145), (28, 7912410), (30, 7384916), (33, 6713560), (35, 6329928), (40, 5538687), (42, 5274940), (44, 5035170), (55, 4028136), (56, 3956205), (60, 3692458), (66, 3356780), (70, 3164964), (77, 2877240), (84, 2637470), (88, 2517585), (105, 2109976), (110, 2014068), (120, 1846229), (132, 1678390), (140, 1582482), (154, 1438620), (165, 1342712), (168, 1318735), (210, 1054988), (220, 1007034), (231, 959080), (264, 839195), (280, 791241), (308, 719310), (330, 671356), (385, 575448), (420, 527494), (440, 503517), (462, 479540), (616, 359655), (660, 335678), (770, 287724), (840, 263747), (924, 239770), (1155, 191816), (1320, 167839), (1540, 143862), (1848, 119885), (2310, 95908), (3080, 71931), (4620, 47954), (9240, 23977)]