1806204420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2837}}^1$

素因数の和:2992

約数の個数: 144

約数和(自身を含む): 5727129408

約数和(自身を除く): 3920924988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 131, 135, 162, 180, 243, 262, 270, 324, 393, 405, 486, 524, 540, 655, 786, 810, 972, 1179, 1215, 1310, 1572, 1620, 1965, 2358, 2430, 2620, 2837, 3537, 3930, 4716, 4860, 5674, 5895, 7074, 7860, 8511, 10611, 11348, 11790, 14148, 14185, 17022, 17685, 21222, 23580, 25533, 28370, 31833, 34044, 35370, 42444, 42555, 51066, 53055, 56740, 63666, 70740, 76599, 85110, 102132, 106110, 127332, 127665, 153198, 159165, 170220, 212220, 229797, 255330, 306396, 318330, 371647, 382995, 459594, 510660, 636660, 689391, 743294, 765990, 919188, 1114941, 1148985, 1378782, 1486588, 1531980, 1858235, 2229882, 2297970, 2757564, 3344823, 3446955, 3716470, 4459764, 4595940, 5574705, 6689646, 6893910, 7432940, 10034469, 11149410, 13379292, 13787820, 16724115, 20068938, 22298820, 30103407, 33448230, 40137876, 50172345, 60206814, 66896460, 90310221, 100344690, 120413628, 150517035, 180620442, 200689380, 301034070, 361240884, 451551105, 602068140, 903102210, 1806204420]

約数ペア:

[(1, 1806204420), (2, 903102210), (3, 602068140), (4, 451551105), (5, 361240884), (6, 301034070), (9, 200689380), (10, 180620442), (12, 150517035), (15, 120413628), (18, 100344690), (20, 90310221), (27, 66896460), (30, 60206814), (36, 50172345), (45, 40137876), (54, 33448230), (60, 30103407), (81, 22298820), (90, 20068938), (108, 16724115), (131, 13787820), (135, 13379292), (162, 11149410), (180, 10034469), (243, 7432940), (262, 6893910), (270, 6689646), (324, 5574705), (393, 4595940), (405, 4459764), (486, 3716470), (524, 3446955), (540, 3344823), (655, 2757564), (786, 2297970), (810, 2229882), (972, 1858235), (1179, 1531980), (1215, 1486588), (1310, 1378782), (1572, 1148985), (1620, 1114941), (1965, 919188), (2358, 765990), (2430, 743294), (2620, 689391), (2837, 636660), (3537, 510660), (3930, 459594), (4716, 382995), (4860, 371647), (5674, 318330), (5895, 306396), (7074, 255330), (7860, 229797), (8511, 212220), (10611, 170220), (11348, 159165), (11790, 153198), (14148, 127665), (14185, 127332), (17022, 106110), (17685, 102132), (21222, 85110), (23580, 76599), (25533, 70740), (28370, 63666), (31833, 56740), (34044, 53055), (35370, 51066), (42444, 42555)]