30996900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 216

約数和(自身を含む): 110492928

約数和(自身を除く): 79496028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 31, 33, 36, 44, 45, 50, 55, 60, 62, 66, 75, 90, 93, 99, 100, 101, 110, 124, 132, 150, 155, 165, 180, 186, 198, 202, 220, 225, 275, 279, 300, 303, 310, 330, 341, 372, 396, 404, 450, 465, 495, 505, 550, 558, 606, 620, 660, 682, 775, 825, 900, 909, 930, 990, 1010, 1023, 1100, 1111, 1116, 1212, 1364, 1395, 1515, 1550, 1650, 1705, 1818, 1860, 1980, 2020, 2046, 2222, 2325, 2475, 2525, 2790, 3030, 3069, 3100, 3131, 3300, 3333, 3410, 3636, 4092, 4444, 4545, 4650, 4950, 5050, 5115, 5555, 5580, 6060, 6138, 6262, 6666, 6820, 6975, 7575, 8525, 9090, 9300, 9393, 9900, 9999, 10100, 10230, 11110, 12276, 12524, 13332, 13950, 15150, 15345, 15655, 16665, 17050, 18180, 18786, 19998, 20460, 22220, 22725, 25575, 27775, 27900, 28179, 30300, 30690, 31310, 33330, 34100, 34441, 37572, 39996, 45450, 46965, 49995, 51150, 55550, 56358, 61380, 62620, 66660, 68882, 76725, 78275, 83325, 90900, 93930, 99990, 102300, 103323, 111100, 112716, 137764, 140895, 153450, 156550, 166650, 172205, 187860, 199980, 206646, 234825, 249975, 281790, 306900, 309969, 313100, 333300, 344410, 413292, 469650, 499950, 516615, 563580, 619938, 688820, 704475, 861025, 939300, 999900, 1033230, 1239876, 1408950, 1549845, 1722050, 2066460, 2583075, 2817900, 3099690, 3444100, 5166150, 6199380, 7749225, 10332300, 15498450, 30996900]

約数ペア:

[(1, 30996900), (2, 15498450), (3, 10332300), (4, 7749225), (5, 6199380), (6, 5166150), (9, 3444100), (10, 3099690), (11, 2817900), (12, 2583075), (15, 2066460), (18, 1722050), (20, 1549845), (22, 1408950), (25, 1239876), (30, 1033230), (31, 999900), (33, 939300), (36, 861025), (44, 704475), (45, 688820), (50, 619938), (55, 563580), (60, 516615), (62, 499950), (66, 469650), (75, 413292), (90, 344410), (93, 333300), (99, 313100), (100, 309969), (101, 306900), (110, 281790), (124, 249975), (132, 234825), (150, 206646), (155, 199980), (165, 187860), (180, 172205), (186, 166650), (198, 156550), (202, 153450), (220, 140895), (225, 137764), (275, 112716), (279, 111100), (300, 103323), (303, 102300), (310, 99990), (330, 93930), (341, 90900), (372, 83325), (396, 78275), (404, 76725), (450, 68882), (465, 66660), (495, 62620), (505, 61380), (550, 56358), (558, 55550), (606, 51150), (620, 49995), (660, 46965), (682, 45450), (775, 39996), (825, 37572), (900, 34441), (909, 34100), (930, 33330), (990, 31310), (1010, 30690), (1023, 30300), (1100, 28179), (1111, 27900), (1116, 27775), (1212, 25575), (1364, 22725), (1395, 22220), (1515, 20460), (1550, 19998), (1650, 18786), (1705, 18180), (1818, 17050), (1860, 16665), (1980, 15655), (2020, 15345), (2046, 15150), (2222, 13950), (2325, 13332), (2475, 12524), (2525, 12276), (2790, 11110), (3030, 10230), (3069, 10100), (3100, 9999), (3131, 9900), (3300, 9393), (3333, 9300), (3410, 9090), (3636, 8525), (4092, 7575), (4444, 6975), (4545, 6820), (4650, 6666), (4950, 6262), (5050, 6138), (5115, 6060), (5555, 5580)]