1243777560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{74567}}^1$

素因数の和:74720

約数の個数: 64

約数和(自身を含む): 3758227200

約数和(自身を除く): 2514449640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 16680, 74567, 149134, 223701, 298268, 372835, 447402, 596536, 745670, 894804, 1118505, 1491340, 1789608, 2237010, 2982680, 4474020, 8948040, 10364813, 20729626, 31094439, 41459252, 51824065, 62188878, 82918504, 103648130, 124377756, 155472195, 207296260, 248755512, 310944390, 414592520, 621888780, 1243777560]

約数ペア:

[(1, 1243777560), (2, 621888780), (3, 414592520), (4, 310944390), (5, 248755512), (6, 207296260), (8, 155472195), (10, 124377756), (12, 103648130), (15, 82918504), (20, 62188878), (24, 51824065), (30, 41459252), (40, 31094439), (60, 20729626), (120, 10364813), (139, 8948040), (278, 4474020), (417, 2982680), (556, 2237010), (695, 1789608), (834, 1491340), (1112, 1118505), (1390, 894804), (1668, 745670), (2085, 596536), (2780, 447402), (3336, 372835), (4170, 298268), (5560, 223701), (8340, 149134), (16680, 74567)]