121790040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 390044160

約数和(自身を除く): 268254120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 227, 255, 263, 340, 408, 454, 510, 526, 680, 681, 789, 908, 1020, 1052, 1135, 1315, 1362, 1578, 1816, 2040, 2104, 2270, 2630, 2724, 3156, 3405, 3859, 3945, 4471, 4540, 5260, 5448, 6312, 6810, 7718, 7890, 8942, 9080, 10520, 11577, 13413, 13620, 15436, 15780, 17884, 19295, 22355, 23154, 26826, 27240, 30872, 31560, 35768, 38590, 44710, 46308, 53652, 57885, 59701, 67065, 77180, 89420, 92616, 107304, 115770, 119402, 134130, 154360, 178840, 179103, 231540, 238804, 268260, 298505, 358206, 463080, 477608, 536520, 597010, 716412, 895515, 1014917, 1194020, 1432824, 1791030, 2029834, 2388040, 3044751, 3582060, 4059668, 5074585, 6089502, 7164120, 8119336, 10149170, 12179004, 15223755, 20298340, 24358008, 30447510, 40596680, 60895020, 121790040]

約数ペア:

[(1, 121790040), (2, 60895020), (3, 40596680), (4, 30447510), (5, 24358008), (6, 20298340), (8, 15223755), (10, 12179004), (12, 10149170), (15, 8119336), (17, 7164120), (20, 6089502), (24, 5074585), (30, 4059668), (34, 3582060), (40, 3044751), (51, 2388040), (60, 2029834), (68, 1791030), (85, 1432824), (102, 1194020), (120, 1014917), (136, 895515), (170, 716412), (204, 597010), (227, 536520), (255, 477608), (263, 463080), (340, 358206), (408, 298505), (454, 268260), (510, 238804), (526, 231540), (680, 179103), (681, 178840), (789, 154360), (908, 134130), (1020, 119402), (1052, 115770), (1135, 107304), (1315, 92616), (1362, 89420), (1578, 77180), (1816, 67065), (2040, 59701), (2104, 57885), (2270, 53652), (2630, 46308), (2724, 44710), (3156, 38590), (3405, 35768), (3859, 31560), (3945, 30872), (4471, 27240), (4540, 26826), (5260, 23154), (5448, 22355), (6312, 19295), (6810, 17884), (7718, 15780), (7890, 15436), (8942, 13620), (9080, 13413), (10520, 11577)]