221435280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:486

約数の個数: 240

約数和(自身を含む): 824518656

約数和(自身を除く): 603083376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 73, 80, 88, 90, 99, 110, 120, 132, 144, 146, 165, 176, 180, 198, 219, 220, 240, 264, 292, 330, 360, 365, 383, 396, 438, 440, 495, 528, 584, 657, 660, 720, 730, 766, 792, 803, 876, 880, 990, 1095, 1149, 1168, 1314, 1320, 1460, 1532, 1584, 1606, 1752, 1915, 1980, 2190, 2298, 2409, 2628, 2640, 2920, 3064, 3212, 3285, 3447, 3504, 3830, 3960, 4015, 4213, 4380, 4596, 4818, 5256, 5745, 5840, 6128, 6424, 6570, 6894, 7227, 7660, 7920, 8030, 8426, 8760, 9192, 9636, 10512, 11490, 12045, 12639, 12848, 13140, 13788, 14454, 15320, 16060, 16852, 17235, 17520, 18384, 19272, 21065, 22980, 24090, 25278, 26280, 27576, 27959, 28908, 30640, 32120, 33704, 34470, 36135, 37917, 38544, 42130, 45960, 48180, 50556, 52560, 55152, 55918, 57816, 63195, 64240, 67408, 68940, 72270, 75834, 83877, 84260, 91920, 96360, 101112, 111836, 115632, 126390, 137880, 139795, 144540, 151668, 167754, 168520, 189585, 192720, 202224, 223672, 251631, 252780, 275760, 279590, 289080, 303336, 307549, 335508, 337040, 379170, 419385, 447344, 503262, 505560, 559180, 578160, 606672, 615098, 671016, 758340, 838770, 922647, 1006524, 1011120, 1118360, 1230196, 1258155, 1342032, 1516680, 1537745, 1677540, 1845294, 2013048, 2236720, 2460392, 2516310, 2767941, 3033360, 3075490, 3355080, 3690588, 4026096, 4613235, 4920784, 5032620, 5535882, 6150980, 6710160, 7381176, 9226470, 10065240, 11071764, 12301960, 13839705, 14762352, 18452940, 20130480, 22143528, 24603920, 27679410, 36905880, 44287056, 55358820, 73811760, 110717640, 221435280]

約数ペア:

[(1, 221435280), (2, 110717640), (3, 73811760), (4, 55358820), (5, 44287056), (6, 36905880), (8, 27679410), (9, 24603920), (10, 22143528), (11, 20130480), (12, 18452940), (15, 14762352), (16, 13839705), (18, 12301960), (20, 11071764), (22, 10065240), (24, 9226470), (30, 7381176), (33, 6710160), (36, 6150980), (40, 5535882), (44, 5032620), (45, 4920784), (48, 4613235), (55, 4026096), (60, 3690588), (66, 3355080), (72, 3075490), (73, 3033360), (80, 2767941), (88, 2516310), (90, 2460392), (99, 2236720), (110, 2013048), (120, 1845294), (132, 1677540), (144, 1537745), (146, 1516680), (165, 1342032), (176, 1258155), (180, 1230196), (198, 1118360), (219, 1011120), (220, 1006524), (240, 922647), (264, 838770), (292, 758340), (330, 671016), (360, 615098), (365, 606672), (383, 578160), (396, 559180), (438, 505560), (440, 503262), (495, 447344), (528, 419385), (584, 379170), (657, 337040), (660, 335508), (720, 307549), (730, 303336), (766, 289080), (792, 279590), (803, 275760), (876, 252780), (880, 251631), (990, 223672), (1095, 202224), (1149, 192720), (1168, 189585), (1314, 168520), (1320, 167754), (1460, 151668), (1532, 144540), (1584, 139795), (1606, 137880), (1752, 126390), (1915, 115632), (1980, 111836), (2190, 101112), (2298, 96360), (2409, 91920), (2628, 84260), (2640, 83877), (2920, 75834), (3064, 72270), (3212, 68940), (3285, 67408), (3447, 64240), (3504, 63195), (3830, 57816), (3960, 55918), (4015, 55152), (4213, 52560), (4380, 50556), (4596, 48180), (4818, 45960), (5256, 42130), (5745, 38544), (5840, 37917), (6128, 36135), (6424, 34470), (6570, 33704), (6894, 32120), (7227, 30640), (7660, 28908), (7920, 27959), (8030, 27576), (8426, 26280), (8760, 25278), (9192, 24090), (9636, 22980), (10512, 21065), (11490, 19272), (12045, 18384), (12639, 17520), (12848, 17235), (13140, 16852), (13788, 16060), (14454, 15320)]