121134520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 316794240

約数和(自身を除く): 195659720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 71, 85, 104, 130, 136, 142, 170, 193, 221, 260, 284, 340, 355, 386, 442, 520, 568, 680, 710, 772, 884, 923, 965, 1105, 1207, 1420, 1544, 1768, 1846, 1930, 2210, 2414, 2509, 2840, 3281, 3692, 3860, 4420, 4615, 4828, 5018, 6035, 6562, 7384, 7720, 8840, 9230, 9656, 10036, 12070, 12545, 13124, 13703, 15691, 16405, 18460, 20072, 24140, 25090, 26248, 27406, 31382, 32810, 36920, 42653, 48280, 50180, 54812, 62764, 65620, 68515, 78455, 85306, 100360, 109624, 125528, 131240, 137030, 156910, 170612, 178139, 213265, 232951, 274060, 313820, 341224, 356278, 426530, 465902, 548120, 627640, 712556, 853060, 890695, 931804, 1164755, 1425112, 1706120, 1781390, 1863608, 2329510, 3028363, 3562780, 4659020, 6056726, 7125560, 9318040, 12113452, 15141815, 24226904, 30283630, 60567260, 121134520]

約数ペア:

[(1, 121134520), (2, 60567260), (4, 30283630), (5, 24226904), (8, 15141815), (10, 12113452), (13, 9318040), (17, 7125560), (20, 6056726), (26, 4659020), (34, 3562780), (40, 3028363), (52, 2329510), (65, 1863608), (68, 1781390), (71, 1706120), (85, 1425112), (104, 1164755), (130, 931804), (136, 890695), (142, 853060), (170, 712556), (193, 627640), (221, 548120), (260, 465902), (284, 426530), (340, 356278), (355, 341224), (386, 313820), (442, 274060), (520, 232951), (568, 213265), (680, 178139), (710, 170612), (772, 156910), (884, 137030), (923, 131240), (965, 125528), (1105, 109624), (1207, 100360), (1420, 85306), (1544, 78455), (1768, 68515), (1846, 65620), (1930, 62764), (2210, 54812), (2414, 50180), (2509, 48280), (2840, 42653), (3281, 36920), (3692, 32810), (3860, 31382), (4420, 27406), (4615, 26248), (4828, 25090), (5018, 24140), (6035, 20072), (6562, 18460), (7384, 16405), (7720, 15691), (8840, 13703), (9230, 13124), (9656, 12545), (10036, 12070)]