189242760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{225289}}^1$

素因数の和:225310

約数の個数: 64

約数和(自身を含む): 648835200

約数和(自身を除く): 459592440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 225289, 450578, 675867, 901156, 1126445, 1351734, 1577023, 1802312, 2252890, 2703468, 3154046, 3379335, 4505780, 4731069, 5406936, 6308092, 6758670, 7885115, 9011560, 9462138, 12616184, 13517340, 15770230, 18924276, 23655345, 27034680, 31540460, 37848552, 47310690, 63080920, 94621380, 189242760]

約数ペア:

[(1, 189242760), (2, 94621380), (3, 63080920), (4, 47310690), (5, 37848552), (6, 31540460), (7, 27034680), (8, 23655345), (10, 18924276), (12, 15770230), (14, 13517340), (15, 12616184), (20, 9462138), (21, 9011560), (24, 7885115), (28, 6758670), (30, 6308092), (35, 5406936), (40, 4731069), (42, 4505780), (56, 3379335), (60, 3154046), (70, 2703468), (84, 2252890), (105, 1802312), (120, 1577023), (140, 1351734), (168, 1126445), (210, 901156), (280, 675867), (420, 450578), (840, 225289)]