420289680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1751207}}^1$

素因数の和:1751223

約数の個数: 40

約数和(自身を含む): 1302898752

約数和(自身を除く): 882609072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1751207, 3502414, 5253621, 7004828, 8756035, 10507242, 14009656, 17512070, 21014484, 26268105, 28019312, 35024140, 42028968, 52536210, 70048280, 84057936, 105072420, 140096560, 210144840, 420289680]

約数ペア:

[(1, 420289680), (2, 210144840), (3, 140096560), (4, 105072420), (5, 84057936), (6, 70048280), (8, 52536210), (10, 42028968), (12, 35024140), (15, 28019312), (16, 26268105), (20, 21014484), (24, 17512070), (30, 14009656), (40, 10507242), (48, 8756035), (60, 7004828), (80, 5253621), (120, 3502414), (240, 1751207)]