390641040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{542557}}^1$

素因数の和:542576

約数の個数: 60

約数和(自身を含む): 1311905244

約数和(自身を除く): 921264204

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, 542557, 1085114, 1627671, 2170228, 2712785, 3255342, 4340456, 4883013, 5425570, 6510684, 8138355, 8680912, 9766026, 10851140, 13021368, 16276710, 19532052, 21702280, 24415065, 26042736, 32553420, 39064104, 43404560, 48830130, 65106840, 78128208, 97660260, 130213680, 195320520, 390641040]

約数ペア:

[(1, 390641040), (2, 195320520), (3, 130213680), (4, 97660260), (5, 78128208), (6, 65106840), (8, 48830130), (9, 43404560), (10, 39064104), (12, 32553420), (15, 26042736), (16, 24415065), (18, 21702280), (20, 19532052), (24, 16276710), (30, 13021368), (36, 10851140), (40, 9766026), (45, 8680912), (48, 8138355), (60, 6510684), (72, 5425570), (80, 4883013), (90, 4340456), (120, 3255342), (144, 2712785), (180, 2170228), (240, 1627671), (360, 1085114), (720, 542557)]