120225720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 372003840

約数和(自身を除く): 251778120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 103, 120, 137, 142, 206, 213, 274, 284, 309, 355, 411, 412, 426, 515, 548, 568, 618, 685, 710, 822, 824, 852, 1030, 1065, 1096, 1236, 1370, 1420, 1545, 1644, 1704, 2055, 2060, 2130, 2472, 2740, 2840, 3090, 3288, 4110, 4120, 4260, 5480, 6180, 7313, 8220, 8520, 9727, 12360, 14111, 14626, 16440, 19454, 21939, 28222, 29181, 29252, 36565, 38908, 42333, 43878, 48635, 56444, 58362, 58504, 70555, 73130, 77816, 84666, 87756, 97270, 109695, 112888, 116724, 141110, 145905, 146260, 169332, 175512, 194540, 211665, 219390, 233448, 282220, 291810, 292520, 338664, 389080, 423330, 438780, 564440, 583620, 846660, 877560, 1001881, 1167240, 1693320, 2003762, 3005643, 4007524, 5009405, 6011286, 8015048, 10018810, 12022572, 15028215, 20037620, 24045144, 30056430, 40075240, 60112860, 120225720]

約数ペア:

[(1, 120225720), (2, 60112860), (3, 40075240), (4, 30056430), (5, 24045144), (6, 20037620), (8, 15028215), (10, 12022572), (12, 10018810), (15, 8015048), (20, 6011286), (24, 5009405), (30, 4007524), (40, 3005643), (60, 2003762), (71, 1693320), (103, 1167240), (120, 1001881), (137, 877560), (142, 846660), (206, 583620), (213, 564440), (274, 438780), (284, 423330), (309, 389080), (355, 338664), (411, 292520), (412, 291810), (426, 282220), (515, 233448), (548, 219390), (568, 211665), (618, 194540), (685, 175512), (710, 169332), (822, 146260), (824, 145905), (852, 141110), (1030, 116724), (1065, 112888), (1096, 109695), (1236, 97270), (1370, 87756), (1420, 84666), (1545, 77816), (1644, 73130), (1704, 70555), (2055, 58504), (2060, 58362), (2130, 56444), (2472, 48635), (2740, 43878), (2840, 42333), (3090, 38908), (3288, 36565), (4110, 29252), (4120, 29181), (4260, 28222), (5480, 21939), (6180, 19454), (7313, 16440), (8220, 14626), (8520, 14111), (9727, 12360)]