20199458016

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^2$

素因数の和:406

約数の個数: 216

約数和(自身を含む): 59711068872

約数和(自身を除く): 39511610856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 67, 72, 96, 122, 131, 134, 144, 183, 201, 244, 262, 268, 288, 366, 393, 402, 488, 524, 536, 549, 603, 732, 786, 804, 976, 1048, 1072, 1098, 1179, 1206, 1464, 1572, 1608, 1952, 2096, 2144, 2196, 2358, 2412, 2928, 3144, 3216, 4087, 4192, 4392, 4716, 4824, 5856, 6288, 6432, 7991, 8174, 8777, 8784, 9432, 9648, 12261, 12576, 15982, 16348, 17161, 17554, 17568, 18864, 19296, 23973, 24522, 26331, 31964, 32696, 34322, 35108, 36783, 37728, 47946, 49044, 51483, 52662, 63928, 65392, 68644, 70216, 71919, 73566, 78993, 95892, 98088, 102966, 105324, 127856, 130784, 137288, 140432, 143838, 147132, 154449, 157986, 191784, 196176, 205932, 210648, 255712, 274576, 280864, 287676, 294264, 308898, 315972, 383568, 392352, 411864, 421296, 535397, 549152, 575352, 588528, 617796, 631944, 767136, 823728, 842592, 1046821, 1070794, 1149787, 1150704, 1177056, 1235592, 1263888, 1606191, 1647456, 2093642, 2141588, 2299574, 2301408, 2471184, 2527776, 3140463, 3212382, 3449361, 4187284, 4283176, 4599148, 4818573, 4942368, 6280926, 6424764, 6898722, 8374568, 8566352, 9198296, 9421389, 9637146, 10348083, 12561852, 12849528, 13797444, 16749136, 17132704, 18396592, 18842778, 19274292, 20696166, 25123704, 25699056, 27594888, 33498272, 36793184, 37685556, 38548584, 41392332, 50247408, 51398112, 55189776, 70137007, 75371112, 77097168, 82784664, 100494816, 110379552, 140274014, 150742224, 154194336, 165569328, 210411021, 280548028, 301484448, 331138656, 420822042, 561096056, 631233063, 841644084, 1122192112, 1262466126, 1683288168, 2244384224, 2524932252, 3366576336, 5049864504, 6733152672, 10099729008, 20199458016]

約数ペア:

[(1, 20199458016), (2, 10099729008), (3, 6733152672), (4, 5049864504), (6, 3366576336), (8, 2524932252), (9, 2244384224), (12, 1683288168), (16, 1262466126), (18, 1122192112), (24, 841644084), (32, 631233063), (36, 561096056), (48, 420822042), (61, 331138656), (67, 301484448), (72, 280548028), (96, 210411021), (122, 165569328), (131, 154194336), (134, 150742224), (144, 140274014), (183, 110379552), (201, 100494816), (244, 82784664), (262, 77097168), (268, 75371112), (288, 70137007), (366, 55189776), (393, 51398112), (402, 50247408), (488, 41392332), (524, 38548584), (536, 37685556), (549, 36793184), (603, 33498272), (732, 27594888), (786, 25699056), (804, 25123704), (976, 20696166), (1048, 19274292), (1072, 18842778), (1098, 18396592), (1179, 17132704), (1206, 16749136), (1464, 13797444), (1572, 12849528), (1608, 12561852), (1952, 10348083), (2096, 9637146), (2144, 9421389), (2196, 9198296), (2358, 8566352), (2412, 8374568), (2928, 6898722), (3144, 6424764), (3216, 6280926), (4087, 4942368), (4192, 4818573), (4392, 4599148), (4716, 4283176), (4824, 4187284), (5856, 3449361), (6288, 3212382), (6432, 3140463), (7991, 2527776), (8174, 2471184), (8777, 2301408), (8784, 2299574), (9432, 2141588), (9648, 2093642), (12261, 1647456), (12576, 1606191), (15982, 1263888), (16348, 1235592), (17161, 1177056), (17554, 1150704), (17568, 1149787), (18864, 1070794), (19296, 1046821), (23973, 842592), (24522, 823728), (26331, 767136), (31964, 631944), (32696, 617796), (34322, 588528), (35108, 575352), (36783, 549152), (37728, 535397), (47946, 421296), (49044, 411864), (51483, 392352), (52662, 383568), (63928, 315972), (65392, 308898), (68644, 294264), (70216, 287676), (71919, 280864), (73566, 274576), (78993, 255712), (95892, 210648), (98088, 205932), (102966, 196176), (105324, 191784), (127856, 157986), (130784, 154449), (137288, 147132), (140432, 143838)]