2021985990

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 192

約数和(自身を含む): 5740390656

約数和(自身を除く): 3718404666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 43, 45, 54, 74, 81, 86, 90, 111, 129, 135, 162, 185, 215, 222, 243, 258, 270, 333, 370, 387, 405, 430, 486, 523, 555, 645, 666, 774, 810, 999, 1046, 1110, 1161, 1215, 1290, 1569, 1591, 1665, 1935, 1998, 2322, 2430, 2615, 2997, 3138, 3182, 3330, 3483, 3870, 4707, 4773, 4995, 5230, 5805, 5994, 6966, 7845, 7955, 8991, 9414, 9546, 9990, 10449, 11610, 14121, 14319, 14985, 15690, 15910, 17415, 17982, 19351, 20898, 22489, 23535, 23865, 28242, 28638, 29970, 34830, 38702, 42363, 42957, 44955, 44978, 47070, 47730, 52245, 58053, 67467, 70605, 71595, 84726, 85914, 89910, 96755, 104490, 112445, 116106, 127089, 128871, 134934, 141210, 143190, 174159, 193510, 202401, 211815, 214785, 224890, 254178, 257742, 290265, 337335, 348318, 386613, 404802, 423630, 429570, 522477, 580530, 607203, 635445, 644355, 674670, 773226, 832093, 870795, 1012005, 1044954, 1214406, 1270890, 1288710, 1567431, 1664186, 1741590, 1821609, 1933065, 2024010, 2496279, 2612385, 3036015, 3134862, 3643218, 3866130, 4160465, 4702293, 4992558, 5224770, 5464827, 6072030, 7488837, 7837155, 8320930, 9108045, 9404586, 10929654, 12481395, 14977674, 15674310, 18216090, 22466511, 23511465, 24962790, 27324135, 37444185, 44933022, 47022930, 54648270, 67399533, 74888370, 112332555, 134799066, 202198599, 224665110, 336997665, 404397198, 673995330, 1010992995, 2021985990]

約数ペア:

[(1, 2021985990), (2, 1010992995), (3, 673995330), (5, 404397198), (6, 336997665), (9, 224665110), (10, 202198599), (15, 134799066), (18, 112332555), (27, 74888370), (30, 67399533), (37, 54648270), (43, 47022930), (45, 44933022), (54, 37444185), (74, 27324135), (81, 24962790), (86, 23511465), (90, 22466511), (111, 18216090), (129, 15674310), (135, 14977674), (162, 12481395), (185, 10929654), (215, 9404586), (222, 9108045), (243, 8320930), (258, 7837155), (270, 7488837), (333, 6072030), (370, 5464827), (387, 5224770), (405, 4992558), (430, 4702293), (486, 4160465), (523, 3866130), (555, 3643218), (645, 3134862), (666, 3036015), (774, 2612385), (810, 2496279), (999, 2024010), (1046, 1933065), (1110, 1821609), (1161, 1741590), (1215, 1664186), (1290, 1567431), (1569, 1288710), (1591, 1270890), (1665, 1214406), (1935, 1044954), (1998, 1012005), (2322, 870795), (2430, 832093), (2615, 773226), (2997, 674670), (3138, 644355), (3182, 635445), (3330, 607203), (3483, 580530), (3870, 522477), (4707, 429570), (4773, 423630), (4995, 404802), (5230, 386613), (5805, 348318), (5994, 337335), (6966, 290265), (7845, 257742), (7955, 254178), (8991, 224890), (9414, 214785), (9546, 211815), (9990, 202401), (10449, 193510), (11610, 174159), (14121, 143190), (14319, 141210), (14985, 134934), (15690, 128871), (15910, 127089), (17415, 116106), (17982, 112445), (19351, 104490), (20898, 96755), (22489, 89910), (23535, 85914), (23865, 84726), (28242, 71595), (28638, 70605), (29970, 67467), (34830, 58053), (38702, 52245), (42363, 47730), (42957, 47070), (44955, 44978)]