254309220

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 288

約数和(自身を含む): 898200576

約数和(自身を除く): 643891356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 67, 71, 81, 90, 99, 108, 110, 132, 134, 135, 142, 162, 165, 180, 198, 201, 213, 220, 243, 268, 270, 284, 297, 324, 330, 335, 355, 396, 402, 405, 426, 486, 495, 540, 594, 603, 639, 660, 670, 710, 737, 781, 804, 810, 852, 891, 972, 990, 1005, 1065, 1188, 1206, 1215, 1278, 1340, 1420, 1474, 1485, 1562, 1620, 1782, 1809, 1917, 1980, 2010, 2130, 2211, 2343, 2412, 2430, 2556, 2673, 2948, 2970, 3015, 3124, 3195, 3564, 3618, 3685, 3834, 3905, 4020, 4260, 4422, 4455, 4686, 4757, 4860, 5346, 5427, 5751, 5940, 6030, 6390, 6633, 7029, 7236, 7370, 7668, 7810, 8844, 8910, 9045, 9372, 9514, 9585, 10692, 10854, 11055, 11502, 11715, 12060, 12780, 13266, 13365, 14058, 14271, 14740, 15620, 16281, 17253, 17820, 18090, 19028, 19170, 19899, 21087, 21708, 22110, 23004, 23430, 23785, 26532, 26730, 27135, 28116, 28542, 28755, 32562, 33165, 34506, 35145, 36180, 38340, 39798, 42174, 42813, 44220, 46860, 47570, 52327, 53460, 54270, 57084, 57510, 59697, 63261, 65124, 66330, 69012, 70290, 71355, 79596, 81405, 84348, 85626, 86265, 95140, 99495, 104654, 105435, 108540, 115020, 119394, 126522, 128439, 132660, 140580, 142710, 156981, 162810, 171252, 172530, 179091, 189783, 198990, 209308, 210870, 214065, 238788, 253044, 256878, 261635, 285420, 298485, 313962, 316305, 325620, 345060, 358182, 379566, 385317, 397980, 421740, 428130, 470943, 513756, 523270, 596970, 627924, 632610, 642195, 716364, 759132, 770634, 784905, 856260, 895455, 941886, 948915, 1046540, 1155951, 1193940, 1265220, 1284390, 1412829, 1541268, 1569810, 1790910, 1883772, 1897830, 1926585, 2311902, 2354715, 2568780, 2825658, 3139620, 3581820, 3795660, 3853170, 4238487, 4623804, 4709430, 5651316, 5779755, 7064145, 7706340, 8476974, 9418860, 11559510, 12715461, 14128290, 16953948, 21192435, 23119020, 25430922, 28256580, 42384870, 50861844, 63577305, 84769740, 127154610, 254309220]

約数ペア:

[(1, 254309220), (2, 127154610), (3, 84769740), (4, 63577305), (5, 50861844), (6, 42384870), (9, 28256580), (10, 25430922), (11, 23119020), (12, 21192435), (15, 16953948), (18, 14128290), (20, 12715461), (22, 11559510), (27, 9418860), (30, 8476974), (33, 7706340), (36, 7064145), (44, 5779755), (45, 5651316), (54, 4709430), (55, 4623804), (60, 4238487), (66, 3853170), (67, 3795660), (71, 3581820), (81, 3139620), (90, 2825658), (99, 2568780), (108, 2354715), (110, 2311902), (132, 1926585), (134, 1897830), (135, 1883772), (142, 1790910), (162, 1569810), (165, 1541268), (180, 1412829), (198, 1284390), (201, 1265220), (213, 1193940), (220, 1155951), (243, 1046540), (268, 948915), (270, 941886), (284, 895455), (297, 856260), (324, 784905), (330, 770634), (335, 759132), (355, 716364), (396, 642195), (402, 632610), (405, 627924), (426, 596970), (486, 523270), (495, 513756), (540, 470943), (594, 428130), (603, 421740), (639, 397980), (660, 385317), (670, 379566), (710, 358182), (737, 345060), (781, 325620), (804, 316305), (810, 313962), (852, 298485), (891, 285420), (972, 261635), (990, 256878), (1005, 253044), (1065, 238788), (1188, 214065), (1206, 210870), (1215, 209308), (1278, 198990), (1340, 189783), (1420, 179091), (1474, 172530), (1485, 171252), (1562, 162810), (1620, 156981), (1782, 142710), (1809, 140580), (1917, 132660), (1980, 128439), (2010, 126522), (2130, 119394), (2211, 115020), (2343, 108540), (2412, 105435), (2430, 104654), (2556, 99495), (2673, 95140), (2948, 86265), (2970, 85626), (3015, 84348), (3124, 81405), (3195, 79596), (3564, 71355), (3618, 70290), (3685, 69012), (3834, 66330), (3905, 65124), (4020, 63261), (4260, 59697), (4422, 57510), (4455, 57084), (4686, 54270), (4757, 53460), (4860, 52327), (5346, 47570), (5427, 46860), (5751, 44220), (5940, 42813), (6030, 42174), (6390, 39798), (6633, 38340), (7029, 36180), (7236, 35145), (7370, 34506), (7668, 33165), (7810, 32562), (8844, 28755), (8910, 28542), (9045, 28116), (9372, 27135), (9514, 26730), (9585, 26532), (10692, 23785), (10854, 23430), (11055, 23004), (11502, 22110), (11715, 21708), (12060, 21087), (12780, 19899), (13266, 19170), (13365, 19028), (14058, 18090), (14271, 17820), (14740, 17253), (15620, 16281)]