79978920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{95213}}^1$

素因数の和:95234

約数の個数: 64

約数和(自身を含む): 274216320

約数和(自身を除く): 194237400

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, 95213, 190426, 285639, 380852, 476065, 571278, 666491, 761704, 952130, 1142556, 1332982, 1428195, 1904260, 1999473, 2285112, 2665964, 2856390, 3332455, 3808520, 3998946, 5331928, 5712780, 6664910, 7997892, 9997365, 11425560, 13329820, 15995784, 19994730, 26659640, 39989460, 79978920]

約数ペア:

[(1, 79978920), (2, 39989460), (3, 26659640), (4, 19994730), (5, 15995784), (6, 13329820), (7, 11425560), (8, 9997365), (10, 7997892), (12, 6664910), (14, 5712780), (15, 5331928), (20, 3998946), (21, 3808520), (24, 3332455), (28, 2856390), (30, 2665964), (35, 2285112), (40, 1999473), (42, 1904260), (56, 1428195), (60, 1332982), (70, 1142556), (84, 952130), (105, 761704), (120, 666491), (140, 571278), (168, 476065), (210, 380852), (280, 285639), (420, 190426), (840, 95213)]