221556720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:684

約数の個数: 320

約数和(自身を含む): 902799360

約数和(自身を除く): 681242640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 48, 55, 56, 57, 60, 66, 70, 76, 77, 80, 84, 88, 95, 105, 110, 112, 114, 120, 132, 133, 140, 152, 154, 165, 168, 176, 190, 209, 210, 220, 228, 231, 240, 264, 266, 280, 285, 304, 308, 330, 336, 380, 385, 399, 418, 420, 440, 456, 462, 528, 532, 560, 570, 616, 627, 631, 660, 665, 760, 770, 798, 836, 840, 880, 912, 924, 1045, 1064, 1140, 1155, 1232, 1254, 1262, 1320, 1330, 1463, 1520, 1540, 1596, 1672, 1680, 1848, 1893, 1995, 2090, 2128, 2280, 2310, 2508, 2524, 2640, 2660, 2926, 3080, 3135, 3155, 3192, 3344, 3696, 3786, 3990, 4180, 4389, 4417, 4560, 4620, 5016, 5048, 5320, 5852, 6160, 6270, 6310, 6384, 6941, 7315, 7572, 7980, 8360, 8778, 8834, 9240, 9465, 10032, 10096, 10640, 11704, 11989, 12540, 12620, 13251, 13882, 14630, 15144, 15960, 16720, 17556, 17668, 18480, 18930, 20823, 21945, 22085, 23408, 23978, 25080, 25240, 26502, 27764, 29260, 30288, 31920, 34705, 35112, 35336, 35967, 37860, 41646, 43890, 44170, 47956, 48587, 50160, 50480, 53004, 55528, 58520, 59945, 66255, 69410, 70224, 70672, 71934, 75720, 83292, 83923, 87780, 88340, 95912, 97174, 104115, 106008, 111056, 117040, 119890, 131879, 132510, 138820, 143868, 145761, 151440, 166584, 167846, 175560, 176680, 179835, 191824, 194348, 208230, 212016, 239780, 242935, 251769, 263758, 265020, 277640, 287736, 291522, 333168, 335692, 351120, 353360, 359670, 388696, 395637, 416460, 419615, 479560, 485870, 503538, 527516, 530040, 555280, 575472, 583044, 659395, 671384, 719340, 728805, 777392, 791274, 832920, 839230, 923153, 959120, 971740, 1007076, 1055032, 1060080, 1166088, 1258845, 1318790, 1342768, 1438680, 1457610, 1582548, 1665840, 1678460, 1846306, 1943480, 1978185, 2014152, 2110064, 2332176, 2517690, 2637580, 2769459, 2877360, 2915220, 3165096, 3356920, 3692612, 3886960, 3956370, 4028304, 4615765, 5035380, 5275160, 5538918, 5830440, 6330192, 6713840, 7385224, 7912740, 9231530, 10070760, 10550320, 11077836, 11660880, 13847295, 14770448, 15825480, 18463060, 20141520, 22155672, 27694590, 31650960, 36926120, 44311344, 55389180, 73852240, 110778360, 221556720]

約数ペア:

[(1, 221556720), (2, 110778360), (3, 73852240), (4, 55389180), (5, 44311344), (6, 36926120), (7, 31650960), (8, 27694590), (10, 22155672), (11, 20141520), (12, 18463060), (14, 15825480), (15, 14770448), (16, 13847295), (19, 11660880), (20, 11077836), (21, 10550320), (22, 10070760), (24, 9231530), (28, 7912740), (30, 7385224), (33, 6713840), (35, 6330192), (38, 5830440), (40, 5538918), (42, 5275160), (44, 5035380), (48, 4615765), (55, 4028304), (56, 3956370), (57, 3886960), (60, 3692612), (66, 3356920), (70, 3165096), (76, 2915220), (77, 2877360), (80, 2769459), (84, 2637580), (88, 2517690), (95, 2332176), (105, 2110064), (110, 2014152), (112, 1978185), (114, 1943480), (120, 1846306), (132, 1678460), (133, 1665840), (140, 1582548), (152, 1457610), (154, 1438680), (165, 1342768), (168, 1318790), (176, 1258845), (190, 1166088), (209, 1060080), (210, 1055032), (220, 1007076), (228, 971740), (231, 959120), (240, 923153), (264, 839230), (266, 832920), (280, 791274), (285, 777392), (304, 728805), (308, 719340), (330, 671384), (336, 659395), (380, 583044), (385, 575472), (399, 555280), (418, 530040), (420, 527516), (440, 503538), (456, 485870), (462, 479560), (528, 419615), (532, 416460), (560, 395637), (570, 388696), (616, 359670), (627, 353360), (631, 351120), (660, 335692), (665, 333168), (760, 291522), (770, 287736), (798, 277640), (836, 265020), (840, 263758), (880, 251769), (912, 242935), (924, 239780), (1045, 212016), (1064, 208230), (1140, 194348), (1155, 191824), (1232, 179835), (1254, 176680), (1262, 175560), (1320, 167846), (1330, 166584), (1463, 151440), (1520, 145761), (1540, 143868), (1596, 138820), (1672, 132510), (1680, 131879), (1848, 119890), (1893, 117040), (1995, 111056), (2090, 106008), (2128, 104115), (2280, 97174), (2310, 95912), (2508, 88340), (2524, 87780), (2640, 83923), (2660, 83292), (2926, 75720), (3080, 71934), (3135, 70672), (3155, 70224), (3192, 69410), (3344, 66255), (3696, 59945), (3786, 58520), (3990, 55528), (4180, 53004), (4389, 50480), (4417, 50160), (4560, 48587), (4620, 47956), (5016, 44170), (5048, 43890), (5320, 41646), (5852, 37860), (6160, 35967), (6270, 35336), (6310, 35112), (6384, 34705), (6941, 31920), (7315, 30288), (7572, 29260), (7980, 27764), (8360, 26502), (8778, 25240), (8834, 25080), (9240, 23978), (9465, 23408), (10032, 22085), (10096, 21945), (10640, 20823), (11704, 18930), (11989, 18480), (12540, 17668), (12620, 17556), (13251, 16720), (13882, 15960), (14630, 15144)]