221361552

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 160

約数和(自身を含む): 677040000

約数和(自身を除く): 455678448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 149, 152, 171, 181, 216, 228, 298, 304, 342, 362, 432, 447, 456, 513, 543, 596, 684, 724, 894, 912, 1026, 1086, 1192, 1341, 1368, 1448, 1629, 1788, 2052, 2172, 2384, 2682, 2736, 2831, 2896, 3258, 3439, 3576, 4023, 4104, 4344, 4887, 5364, 5662, 6516, 6878, 7152, 8046, 8208, 8493, 8688, 9774, 10317, 10728, 11324, 13032, 13756, 16092, 16986, 19548, 20634, 21456, 22648, 25479, 26064, 26969, 27512, 30951, 32184, 33972, 39096, 41268, 45296, 50958, 53938, 55024, 61902, 64368, 67944, 76437, 78192, 80907, 82536, 92853, 101916, 107876, 123804, 135888, 152874, 161814, 165072, 185706, 203832, 215752, 242721, 247608, 305748, 323628, 371412, 407664, 431504, 485442, 495216, 512411, 611496, 647256, 728163, 742824, 970884, 1024822, 1222992, 1294512, 1456326, 1485648, 1537233, 1941768, 2049644, 2912652, 3074466, 3883536, 4099288, 4611699, 5825304, 6148932, 8198576, 9223398, 11650608, 12297864, 13835097, 18446796, 24595728, 27670194, 36893592, 55340388, 73787184, 110680776, 221361552]

約数ペア:

[(1, 221361552), (2, 110680776), (3, 73787184), (4, 55340388), (6, 36893592), (8, 27670194), (9, 24595728), (12, 18446796), (16, 13835097), (18, 12297864), (19, 11650608), (24, 9223398), (27, 8198576), (36, 6148932), (38, 5825304), (48, 4611699), (54, 4099288), (57, 3883536), (72, 3074466), (76, 2912652), (108, 2049644), (114, 1941768), (144, 1537233), (149, 1485648), (152, 1456326), (171, 1294512), (181, 1222992), (216, 1024822), (228, 970884), (298, 742824), (304, 728163), (342, 647256), (362, 611496), (432, 512411), (447, 495216), (456, 485442), (513, 431504), (543, 407664), (596, 371412), (684, 323628), (724, 305748), (894, 247608), (912, 242721), (1026, 215752), (1086, 203832), (1192, 185706), (1341, 165072), (1368, 161814), (1448, 152874), (1629, 135888), (1788, 123804), (2052, 107876), (2172, 101916), (2384, 92853), (2682, 82536), (2736, 80907), (2831, 78192), (2896, 76437), (3258, 67944), (3439, 64368), (3576, 61902), (4023, 55024), (4104, 53938), (4344, 50958), (4887, 45296), (5364, 41268), (5662, 39096), (6516, 33972), (6878, 32184), (7152, 30951), (8046, 27512), (8208, 26969), (8493, 26064), (8688, 25479), (9774, 22648), (10317, 21456), (10728, 20634), (11324, 19548), (13032, 16986), (13756, 16092)]