18779852880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{131071}}^1$

素因数の和:131289

約数の個数: 120

約数和(自身を含む): 63386419200

約数和(自身を除く): 44606566320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 199, 240, 360, 398, 597, 720, 796, 995, 1194, 1592, 1791, 1990, 2388, 2985, 3184, 3582, 3980, 4776, 5970, 7164, 7960, 8955, 9552, 11940, 14328, 15920, 17910, 23880, 28656, 35820, 47760, 71640, 131071, 143280, 262142, 393213, 524284, 655355, 786426, 1048568, 1179639, 1310710, 1572852, 1966065, 2097136, 2359278, 2621420, 3145704, 3932130, 4718556, 5242840, 5898195, 6291408, 7864260, 9437112, 10485680, 11796390, 15728520, 18874224, 23592780, 26083129, 31457040, 47185560, 52166258, 78249387, 94371120, 104332516, 130415645, 156498774, 208665032, 234748161, 260831290, 312997548, 391246935, 417330064, 469496322, 521662580, 625995096, 782493870, 938992644, 1043325160, 1173740805, 1251990192, 1564987740, 1877985288, 2086650320, 2347481610, 3129975480, 3755970576, 4694963220, 6259950960, 9389926440, 18779852880]

約数ペア:

[(1, 18779852880), (2, 9389926440), (3, 6259950960), (4, 4694963220), (5, 3755970576), (6, 3129975480), (8, 2347481610), (9, 2086650320), (10, 1877985288), (12, 1564987740), (15, 1251990192), (16, 1173740805), (18, 1043325160), (20, 938992644), (24, 782493870), (30, 625995096), (36, 521662580), (40, 469496322), (45, 417330064), (48, 391246935), (60, 312997548), (72, 260831290), (80, 234748161), (90, 208665032), (120, 156498774), (144, 130415645), (180, 104332516), (199, 94371120), (240, 78249387), (360, 52166258), (398, 47185560), (597, 31457040), (720, 26083129), (796, 23592780), (995, 18874224), (1194, 15728520), (1592, 11796390), (1791, 10485680), (1990, 9437112), (2388, 7864260), (2985, 6291408), (3184, 5898195), (3582, 5242840), (3980, 4718556), (4776, 3932130), (5970, 3145704), (7164, 2621420), (7960, 2359278), (8955, 2097136), (9552, 1966065), (11940, 1572852), (14328, 1310710), (15920, 1179639), (17910, 1048568), (23880, 786426), (28656, 655355), (35820, 524284), (47760, 393213), (71640, 262142), (131071, 143280)]