353661420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{120293}}^1$

素因数の和:120319

約数の個数: 72

約数和(自身を含む): 1151935344

約数和(自身を除く): 798273924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 120293, 240586, 360879, 481172, 601465, 721758, 842051, 1202930, 1443516, 1684102, 1804395, 2405860, 2526153, 3368204, 3608790, 4210255, 5052306, 5894357, 7217580, 8420510, 10104612, 11788714, 12630765, 16841020, 17683071, 23577428, 25261530, 29471785, 35366142, 50523060, 58943570, 70732284, 88415355, 117887140, 176830710, 353661420]

約数ペア:

[(1, 353661420), (2, 176830710), (3, 117887140), (4, 88415355), (5, 70732284), (6, 58943570), (7, 50523060), (10, 35366142), (12, 29471785), (14, 25261530), (15, 23577428), (20, 17683071), (21, 16841020), (28, 12630765), (30, 11788714), (35, 10104612), (42, 8420510), (49, 7217580), (60, 5894357), (70, 5052306), (84, 4210255), (98, 3608790), (105, 3368204), (140, 2526153), (147, 2405860), (196, 1804395), (210, 1684102), (245, 1443516), (294, 1202930), (420, 842051), (490, 721758), (588, 601465), (735, 481172), (980, 360879), (1470, 240586), (2940, 120293)]