254404680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{111581}}^1$

素因数の和:111614

約数の個数: 64

約数和(自身を含む): 803390400

約数和(自身を除く): 548985720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 111581, 223162, 334743, 446324, 557905, 669486, 892648, 1115810, 1338972, 1673715, 2120039, 2231620, 2677944, 3347430, 4240078, 4463240, 6360117, 6694860, 8480156, 10600195, 12720234, 13389720, 16960312, 21200390, 25440468, 31800585, 42400780, 50880936, 63601170, 84801560, 127202340, 254404680]

約数ペア:

[(1, 254404680), (2, 127202340), (3, 84801560), (4, 63601170), (5, 50880936), (6, 42400780), (8, 31800585), (10, 25440468), (12, 21200390), (15, 16960312), (19, 13389720), (20, 12720234), (24, 10600195), (30, 8480156), (38, 6694860), (40, 6360117), (57, 4463240), (60, 4240078), (76, 3347430), (95, 2677944), (114, 2231620), (120, 2120039), (152, 1673715), (190, 1338972), (228, 1115810), (285, 892648), (380, 669486), (456, 557905), (570, 446324), (760, 334743), (1140, 223162), (2280, 111581)]