489743800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:486

約数の個数: 192

約数和(自身を含む): 1424908800

約数和(自身を除く): 935165000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 71, 91, 100, 104, 130, 140, 142, 175, 182, 200, 260, 280, 284, 325, 350, 355, 364, 379, 455, 497, 520, 568, 650, 700, 710, 728, 758, 910, 923, 994, 1300, 1400, 1420, 1516, 1775, 1820, 1846, 1895, 1988, 2275, 2485, 2600, 2653, 2840, 3032, 3550, 3640, 3692, 3790, 3976, 4550, 4615, 4927, 4970, 5306, 6461, 7100, 7384, 7580, 9100, 9230, 9475, 9854, 9940, 10612, 12425, 12922, 13265, 14200, 15160, 18200, 18460, 18950, 19708, 19880, 21224, 23075, 24635, 24850, 25844, 26530, 26909, 32305, 34489, 36920, 37900, 39416, 46150, 49270, 49700, 51688, 53060, 53818, 64610, 66325, 68978, 75800, 92300, 98540, 99400, 106120, 107636, 123175, 129220, 132650, 134545, 137956, 161525, 172445, 184600, 188363, 197080, 215272, 246350, 258440, 265300, 269090, 275912, 323050, 344890, 349817, 376726, 492700, 530600, 538180, 646100, 672725, 689780, 699634, 753452, 862225, 941815, 985400, 1076360, 1292200, 1345450, 1379560, 1399268, 1506904, 1724450, 1749085, 1883630, 2448719, 2690900, 2798536, 3448900, 3498170, 3767260, 4709075, 4897438, 5381800, 6897800, 6996340, 7534520, 8745425, 9418150, 9794876, 12243595, 13992680, 17490850, 18836300, 19589752, 24487190, 34981700, 37672600, 48974380, 61217975, 69963400, 97948760, 122435950, 244871900, 489743800]

約数ペア:

[(1, 489743800), (2, 244871900), (4, 122435950), (5, 97948760), (7, 69963400), (8, 61217975), (10, 48974380), (13, 37672600), (14, 34981700), (20, 24487190), (25, 19589752), (26, 18836300), (28, 17490850), (35, 13992680), (40, 12243595), (50, 9794876), (52, 9418150), (56, 8745425), (65, 7534520), (70, 6996340), (71, 6897800), (91, 5381800), (100, 4897438), (104, 4709075), (130, 3767260), (140, 3498170), (142, 3448900), (175, 2798536), (182, 2690900), (200, 2448719), (260, 1883630), (280, 1749085), (284, 1724450), (325, 1506904), (350, 1399268), (355, 1379560), (364, 1345450), (379, 1292200), (455, 1076360), (497, 985400), (520, 941815), (568, 862225), (650, 753452), (700, 699634), (710, 689780), (728, 672725), (758, 646100), (910, 538180), (923, 530600), (994, 492700), (1300, 376726), (1400, 349817), (1420, 344890), (1516, 323050), (1775, 275912), (1820, 269090), (1846, 265300), (1895, 258440), (1988, 246350), (2275, 215272), (2485, 197080), (2600, 188363), (2653, 184600), (2840, 172445), (3032, 161525), (3550, 137956), (3640, 134545), (3692, 132650), (3790, 129220), (3976, 123175), (4550, 107636), (4615, 106120), (4927, 99400), (4970, 98540), (5306, 92300), (6461, 75800), (7100, 68978), (7384, 66325), (7580, 64610), (9100, 53818), (9230, 53060), (9475, 51688), (9854, 49700), (9940, 49270), (10612, 46150), (12425, 39416), (12922, 37900), (13265, 36920), (14200, 34489), (15160, 32305), (18200, 26909), (18460, 26530), (18950, 25844), (19708, 24850), (19880, 24635), (21224, 23075)]