38988000

素因数分解:

$2^5\times 3^3\times 5^3\times {\mathrm{19}}^2$

素因数の和:72

約数の個数: 288

約数和(自身を含む): 149778720

約数和(自身を除く): 110790720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 38, 40, 45, 48, 50, 54, 57, 60, 72, 75, 76, 80, 90, 95, 96, 100, 108, 114, 120, 125, 135, 144, 150, 152, 160, 171, 180, 190, 200, 216, 225, 228, 240, 250, 270, 285, 288, 300, 304, 342, 360, 361, 375, 380, 400, 432, 450, 456, 475, 480, 500, 513, 540, 570, 600, 608, 675, 684, 720, 722, 750, 760, 800, 855, 864, 900, 912, 950, 1000, 1026, 1080, 1083, 1125, 1140, 1200, 1350, 1368, 1425, 1440, 1444, 1500, 1520, 1710, 1800, 1805, 1824, 1900, 2000, 2052, 2160, 2166, 2250, 2280, 2375, 2400, 2565, 2700, 2736, 2850, 2888, 3000, 3040, 3249, 3375, 3420, 3600, 3610, 3800, 4000, 4104, 4275, 4320, 4332, 4500, 4560, 4750, 5130, 5400, 5415, 5472, 5700, 5776, 6000, 6498, 6750, 6840, 7125, 7200, 7220, 7600, 8208, 8550, 8664, 9000, 9025, 9120, 9500, 9747, 10260, 10800, 10830, 11400, 11552, 12000, 12825, 12996, 13500, 13680, 14250, 14440, 15200, 16245, 16416, 17100, 17328, 18000, 18050, 19000, 19494, 20520, 21375, 21600, 21660, 22800, 25650, 25992, 27000, 27075, 27360, 28500, 28880, 32490, 34200, 34656, 36000, 36100, 38000, 38988, 41040, 42750, 43320, 45125, 45600, 48735, 51300, 51984, 54000, 54150, 57000, 57760, 64125, 64980, 68400, 72200, 76000, 77976, 81225, 82080, 85500, 86640, 90250, 97470, 102600, 103968, 108000, 108300, 114000, 128250, 129960, 135375, 136800, 144400, 155952, 162450, 171000, 173280, 180500, 194940, 205200, 216600, 228000, 243675, 256500, 259920, 270750, 288800, 311904, 324900, 342000, 361000, 389880, 406125, 410400, 433200, 487350, 513000, 519840, 541500, 649800, 684000, 722000, 779760, 812250, 866400, 974700, 1026000, 1083000, 1218375, 1299600, 1444000, 1559520, 1624500, 1949400, 2052000, 2166000, 2436750, 2599200, 3249000, 3898800, 4332000, 4873500, 6498000, 7797600, 9747000, 12996000, 19494000, 38988000]

約数ペア:

[(1, 38988000), (2, 19494000), (3, 12996000), (4, 9747000), (5, 7797600), (6, 6498000), (8, 4873500), (9, 4332000), (10, 3898800), (12, 3249000), (15, 2599200), (16, 2436750), (18, 2166000), (19, 2052000), (20, 1949400), (24, 1624500), (25, 1559520), (27, 1444000), (30, 1299600), (32, 1218375), (36, 1083000), (38, 1026000), (40, 974700), (45, 866400), (48, 812250), (50, 779760), (54, 722000), (57, 684000), (60, 649800), (72, 541500), (75, 519840), (76, 513000), (80, 487350), (90, 433200), (95, 410400), (96, 406125), (100, 389880), (108, 361000), (114, 342000), (120, 324900), (125, 311904), (135, 288800), (144, 270750), (150, 259920), (152, 256500), (160, 243675), (171, 228000), (180, 216600), (190, 205200), (200, 194940), (216, 180500), (225, 173280), (228, 171000), (240, 162450), (250, 155952), (270, 144400), (285, 136800), (288, 135375), (300, 129960), (304, 128250), (342, 114000), (360, 108300), (361, 108000), (375, 103968), (380, 102600), (400, 97470), (432, 90250), (450, 86640), (456, 85500), (475, 82080), (480, 81225), (500, 77976), (513, 76000), (540, 72200), (570, 68400), (600, 64980), (608, 64125), (675, 57760), (684, 57000), (720, 54150), (722, 54000), (750, 51984), (760, 51300), (800, 48735), (855, 45600), (864, 45125), (900, 43320), (912, 42750), (950, 41040), (1000, 38988), (1026, 38000), (1080, 36100), (1083, 36000), (1125, 34656), (1140, 34200), (1200, 32490), (1350, 28880), (1368, 28500), (1425, 27360), (1440, 27075), (1444, 27000), (1500, 25992), (1520, 25650), (1710, 22800), (1800, 21660), (1805, 21600), (1824, 21375), (1900, 20520), (2000, 19494), (2052, 19000), (2160, 18050), (2166, 18000), (2250, 17328), (2280, 17100), (2375, 16416), (2400, 16245), (2565, 15200), (2700, 14440), (2736, 14250), (2850, 13680), (2888, 13500), (3000, 12996), (3040, 12825), (3249, 12000), (3375, 11552), (3420, 11400), (3600, 10830), (3610, 10800), (3800, 10260), (4000, 9747), (4104, 9500), (4275, 9120), (4320, 9025), (4332, 9000), (4500, 8664), (4560, 8550), (4750, 8208), (5130, 7600), (5400, 7220), (5415, 7200), (5472, 7125), (5700, 6840), (5776, 6750), (6000, 6498)]