20492250120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{20107}}^1$

素因数の和:20292

約数の個数: 192

約数和(自身を含む): 70579080000

約数和(自身を除く): 50086829880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 149, 152, 171, 180, 190, 228, 285, 298, 342, 360, 380, 447, 456, 570, 596, 684, 745, 760, 855, 894, 1140, 1192, 1341, 1368, 1490, 1710, 1788, 2235, 2280, 2682, 2831, 2980, 3420, 3576, 4470, 5364, 5662, 5960, 6705, 6840, 8493, 8940, 10728, 11324, 13410, 14155, 16986, 17880, 20107, 22648, 25479, 26820, 28310, 33972, 40214, 42465, 50958, 53640, 56620, 60321, 67944, 80428, 84930, 100535, 101916, 113240, 120642, 127395, 160856, 169860, 180963, 201070, 203832, 241284, 254790, 301605, 339720, 361926, 382033, 402140, 482568, 509580, 603210, 723852, 764066, 804280, 904815, 1019160, 1146099, 1206420, 1447704, 1528132, 1809630, 1910165, 2292198, 2412840, 2995943, 3056264, 3438297, 3619260, 3820330, 4584396, 5730495, 5991886, 6876594, 7238520, 7640660, 8987829, 9168792, 11460990, 11983772, 13753188, 14979715, 15281320, 17191485, 17975658, 22921980, 23967544, 26963487, 27506376, 29959430, 34382970, 35951316, 44939145, 45843960, 53926974, 56922917, 59918860, 68765940, 71902632, 89878290, 107853948, 113845834, 119837720, 134817435, 137531880, 170768751, 179756580, 215707896, 227691668, 269634870, 284614585, 341537502, 359513160, 455383336, 512306253, 539269740, 569229170, 683075004, 853843755, 1024612506, 1078539480, 1138458340, 1366150008, 1707687510, 2049225012, 2276916680, 2561531265, 3415375020, 4098450024, 5123062530, 6830750040, 10246125060, 20492250120]

約数ペア:

[(1, 20492250120), (2, 10246125060), (3, 6830750040), (4, 5123062530), (5, 4098450024), (6, 3415375020), (8, 2561531265), (9, 2276916680), (10, 2049225012), (12, 1707687510), (15, 1366150008), (18, 1138458340), (19, 1078539480), (20, 1024612506), (24, 853843755), (30, 683075004), (36, 569229170), (38, 539269740), (40, 512306253), (45, 455383336), (57, 359513160), (60, 341537502), (72, 284614585), (76, 269634870), (90, 227691668), (95, 215707896), (114, 179756580), (120, 170768751), (149, 137531880), (152, 134817435), (171, 119837720), (180, 113845834), (190, 107853948), (228, 89878290), (285, 71902632), (298, 68765940), (342, 59918860), (360, 56922917), (380, 53926974), (447, 45843960), (456, 44939145), (570, 35951316), (596, 34382970), (684, 29959430), (745, 27506376), (760, 26963487), (855, 23967544), (894, 22921980), (1140, 17975658), (1192, 17191485), (1341, 15281320), (1368, 14979715), (1490, 13753188), (1710, 11983772), (1788, 11460990), (2235, 9168792), (2280, 8987829), (2682, 7640660), (2831, 7238520), (2980, 6876594), (3420, 5991886), (3576, 5730495), (4470, 4584396), (5364, 3820330), (5662, 3619260), (5960, 3438297), (6705, 3056264), (6840, 2995943), (8493, 2412840), (8940, 2292198), (10728, 1910165), (11324, 1809630), (13410, 1528132), (14155, 1447704), (16986, 1206420), (17880, 1146099), (20107, 1019160), (22648, 904815), (25479, 804280), (26820, 764066), (28310, 723852), (33972, 603210), (40214, 509580), (42465, 482568), (50958, 402140), (53640, 382033), (56620, 361926), (60321, 339720), (67944, 301605), (80428, 254790), (84930, 241284), (100535, 203832), (101916, 201070), (113240, 180963), (120642, 169860), (127395, 160856)]