404195280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 1285632000

約数和(自身を除く): 881436720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 127, 149, 178, 240, 254, 267, 298, 356, 381, 445, 447, 508, 534, 596, 635, 712, 745, 762, 890, 894, 1016, 1068, 1192, 1270, 1335, 1424, 1490, 1524, 1780, 1788, 1905, 2032, 2136, 2235, 2384, 2540, 2670, 2980, 3048, 3560, 3576, 3810, 4272, 4470, 5080, 5340, 5960, 6096, 7120, 7152, 7620, 8940, 10160, 10680, 11303, 11920, 13261, 15240, 17880, 18923, 21360, 22606, 26522, 30480, 33909, 35760, 37846, 39783, 45212, 53044, 56515, 56769, 66305, 67818, 75692, 79566, 90424, 94615, 106088, 113030, 113538, 132610, 135636, 151384, 159132, 169545, 180848, 189230, 198915, 212176, 226060, 227076, 265220, 271272, 283845, 302768, 318264, 339090, 378460, 397830, 452120, 454152, 530440, 542544, 567690, 636528, 678180, 756920, 795660, 904240, 908304, 1060880, 1135380, 1356360, 1513840, 1591320, 1684147, 2270760, 2712720, 3182640, 3368294, 4541520, 5052441, 6736588, 8420735, 10104882, 13473176, 16841470, 20209764, 25262205, 26946352, 33682940, 40419528, 50524410, 67365880, 80839056, 101048820, 134731760, 202097640, 404195280]

約数ペア:

[(1, 404195280), (2, 202097640), (3, 134731760), (4, 101048820), (5, 80839056), (6, 67365880), (8, 50524410), (10, 40419528), (12, 33682940), (15, 26946352), (16, 25262205), (20, 20209764), (24, 16841470), (30, 13473176), (40, 10104882), (48, 8420735), (60, 6736588), (80, 5052441), (89, 4541520), (120, 3368294), (127, 3182640), (149, 2712720), (178, 2270760), (240, 1684147), (254, 1591320), (267, 1513840), (298, 1356360), (356, 1135380), (381, 1060880), (445, 908304), (447, 904240), (508, 795660), (534, 756920), (596, 678180), (635, 636528), (712, 567690), (745, 542544), (762, 530440), (890, 454152), (894, 452120), (1016, 397830), (1068, 378460), (1192, 339090), (1270, 318264), (1335, 302768), (1424, 283845), (1490, 271272), (1524, 265220), (1780, 227076), (1788, 226060), (1905, 212176), (2032, 198915), (2136, 189230), (2235, 180848), (2384, 169545), (2540, 159132), (2670, 151384), (2980, 135636), (3048, 132610), (3560, 113538), (3576, 113030), (3810, 106088), (4272, 94615), (4470, 90424), (5080, 79566), (5340, 75692), (5960, 67818), (6096, 66305), (7120, 56769), (7152, 56515), (7620, 53044), (8940, 45212), (10160, 39783), (10680, 37846), (11303, 35760), (11920, 33909), (13261, 30480), (15240, 26522), (17880, 22606), (18923, 21360)]