397985040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{552757}}^1$

素因数の和:552776

約数の個数: 60

約数和(自身を含む): 1336568844

約数和(自身を除く): 938583804

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, 552757, 1105514, 1658271, 2211028, 2763785, 3316542, 4422056, 4974813, 5527570, 6633084, 8291355, 8844112, 9949626, 11055140, 13266168, 16582710, 19899252, 22110280, 24874065, 26532336, 33165420, 39798504, 44220560, 49748130, 66330840, 79597008, 99496260, 132661680, 198992520, 397985040]

約数ペア:

[(1, 397985040), (2, 198992520), (3, 132661680), (4, 99496260), (5, 79597008), (6, 66330840), (8, 49748130), (9, 44220560), (10, 39798504), (12, 33165420), (15, 26532336), (16, 24874065), (18, 22110280), (20, 19899252), (24, 16582710), (30, 13266168), (36, 11055140), (40, 9949626), (45, 8844112), (48, 8291355), (60, 6633084), (72, 5527570), (80, 4974813), (90, 4422056), (120, 3316542), (144, 2763785), (180, 2211028), (240, 1658271), (360, 1105514), (720, 552757)]