18272880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 120

約数和(自身を含む): 62964720

約数和(自身を除く): 44691840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 619, 656, 720, 738, 820, 984, 1230, 1238, 1476, 1640, 1845, 1857, 1968, 2460, 2476, 2952, 3095, 3280, 3690, 3714, 4920, 4952, 5571, 5904, 6190, 7380, 7428, 9285, 9840, 9904, 11142, 12380, 14760, 14856, 18570, 22284, 24760, 25379, 27855, 29520, 29712, 37140, 44568, 49520, 50758, 55710, 74280, 76137, 89136, 101516, 111420, 126895, 148560, 152274, 203032, 222840, 228411, 253790, 304548, 380685, 406064, 445680, 456822, 507580, 609096, 761370, 913644, 1015160, 1142055, 1218192, 1522740, 1827288, 2030320, 2284110, 3045480, 3654576, 4568220, 6090960, 9136440, 18272880]

約数ペア:

[(1, 18272880), (2, 9136440), (3, 6090960), (4, 4568220), (5, 3654576), (6, 3045480), (8, 2284110), (9, 2030320), (10, 1827288), (12, 1522740), (15, 1218192), (16, 1142055), (18, 1015160), (20, 913644), (24, 761370), (30, 609096), (36, 507580), (40, 456822), (41, 445680), (45, 406064), (48, 380685), (60, 304548), (72, 253790), (80, 228411), (82, 222840), (90, 203032), (120, 152274), (123, 148560), (144, 126895), (164, 111420), (180, 101516), (205, 89136), (240, 76137), (246, 74280), (328, 55710), (360, 50758), (369, 49520), (410, 44568), (492, 37140), (615, 29712), (619, 29520), (656, 27855), (720, 25379), (738, 24760), (820, 22284), (984, 18570), (1230, 14856), (1238, 14760), (1476, 12380), (1640, 11142), (1845, 9904), (1857, 9840), (1968, 9285), (2460, 7428), (2476, 7380), (2952, 6190), (3095, 5904), (3280, 5571), (3690, 4952), (3714, 4920)]