73771920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{102461}}^1$

素因数の和:102480

約数の個数: 60

約数和(自身を含む): 247753116

約数和(自身を除く): 173981196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 102461, 204922, 307383, 409844, 512305, 614766, 819688, 922149, 1024610, 1229532, 1536915, 1639376, 1844298, 2049220, 2459064, 3073830, 3688596, 4098440, 4610745, 4918128, 6147660, 7377192, 8196880, 9221490, 12295320, 14754384, 18442980, 24590640, 36885960, 73771920]

約数ペア:

[(1, 73771920), (2, 36885960), (3, 24590640), (4, 18442980), (5, 14754384), (6, 12295320), (8, 9221490), (9, 8196880), (10, 7377192), (12, 6147660), (15, 4918128), (16, 4610745), (18, 4098440), (20, 3688596), (24, 3073830), (30, 2459064), (36, 2049220), (40, 1844298), (45, 1639376), (48, 1536915), (60, 1229532), (72, 1024610), (80, 922149), (90, 819688), (120, 614766), (144, 512305), (180, 409844), (240, 307383), (360, 204922), (720, 102461)]