20121238944

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2169

約数の個数: 288

約数和(自身を含む): 63967034880

約数和(自身を除く): 43845795936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 32, 36, 38, 48, 54, 57, 62, 72, 76, 93, 96, 108, 114, 124, 144, 152, 171, 186, 216, 228, 248, 279, 288, 304, 342, 361, 372, 432, 456, 496, 513, 558, 589, 608, 684, 722, 744, 837, 864, 912, 992, 1026, 1083, 1116, 1178, 1368, 1444, 1488, 1674, 1767, 1824, 2052, 2081, 2166, 2232, 2356, 2736, 2888, 2976, 3249, 3348, 3534, 4104, 4162, 4332, 4464, 4712, 5301, 5472, 5776, 6243, 6498, 6696, 7068, 8208, 8324, 8664, 8928, 9424, 9747, 10602, 11191, 11552, 12486, 12996, 13392, 14136, 15903, 16416, 16648, 17328, 18729, 18848, 19494, 21204, 22382, 24972, 25992, 26784, 28272, 31806, 33296, 33573, 34656, 37458, 38988, 39539, 42408, 44764, 49944, 51984, 56187, 56544, 63612, 64511, 66592, 67146, 74916, 77976, 79078, 84816, 89528, 99888, 100719, 103968, 112374, 118617, 127224, 129022, 134292, 149832, 155952, 158156, 169632, 179056, 193533, 199776, 201438, 224748, 237234, 254448, 258044, 268584, 299664, 302157, 311904, 316312, 355851, 358112, 387066, 402876, 449496, 474468, 508896, 516088, 537168, 580599, 599328, 604314, 632624, 711702, 751241, 774132, 805752, 898992, 948936, 1032176, 1067553, 1074336, 1161198, 1208628, 1225709, 1265248, 1423404, 1502482, 1548264, 1611504, 1741797, 1797984, 1897872, 2064352, 2135106, 2253723, 2322396, 2417256, 2451418, 2846808, 3004964, 3096528, 3223008, 3483594, 3677127, 3795744, 4270212, 4507446, 4644792, 4834512, 4902836, 5693616, 6009928, 6193056, 6761169, 6967188, 7354254, 8540424, 9014892, 9289584, 9669024, 9805672, 11031381, 11387232, 12019856, 13522338, 13934376, 14708508, 17080848, 18029784, 18579168, 19611344, 20283507, 22062762, 23288471, 24039712, 27044676, 27868752, 29417016, 33094143, 34161696, 36059568, 39222688, 40567014, 44125524, 46576942, 54089352, 55737504, 58834032, 66188286, 69865413, 72119136, 81134028, 88251048, 93153884, 108178704, 117668064, 132376572, 139730826, 162268056, 176502096, 186307768, 209596239, 216357408, 264753144, 279461652, 324536112, 353004192, 372615536, 419192478, 529506288, 558923304, 628788717, 649072224, 745231072, 838384956, 1059012576, 1117846608, 1257577434, 1676769912, 2235693216, 2515154868, 3353539824, 5030309736, 6707079648, 10060619472, 20121238944]

約数ペア:

[(1, 20121238944), (2, 10060619472), (3, 6707079648), (4, 5030309736), (6, 3353539824), (8, 2515154868), (9, 2235693216), (12, 1676769912), (16, 1257577434), (18, 1117846608), (19, 1059012576), (24, 838384956), (27, 745231072), (31, 649072224), (32, 628788717), (36, 558923304), (38, 529506288), (48, 419192478), (54, 372615536), (57, 353004192), (62, 324536112), (72, 279461652), (76, 264753144), (93, 216357408), (96, 209596239), (108, 186307768), (114, 176502096), (124, 162268056), (144, 139730826), (152, 132376572), (171, 117668064), (186, 108178704), (216, 93153884), (228, 88251048), (248, 81134028), (279, 72119136), (288, 69865413), (304, 66188286), (342, 58834032), (361, 55737504), (372, 54089352), (432, 46576942), (456, 44125524), (496, 40567014), (513, 39222688), (558, 36059568), (589, 34161696), (608, 33094143), (684, 29417016), (722, 27868752), (744, 27044676), (837, 24039712), (864, 23288471), (912, 22062762), (992, 20283507), (1026, 19611344), (1083, 18579168), (1116, 18029784), (1178, 17080848), (1368, 14708508), (1444, 13934376), (1488, 13522338), (1674, 12019856), (1767, 11387232), (1824, 11031381), (2052, 9805672), (2081, 9669024), (2166, 9289584), (2232, 9014892), (2356, 8540424), (2736, 7354254), (2888, 6967188), (2976, 6761169), (3249, 6193056), (3348, 6009928), (3534, 5693616), (4104, 4902836), (4162, 4834512), (4332, 4644792), (4464, 4507446), (4712, 4270212), (5301, 3795744), (5472, 3677127), (5776, 3483594), (6243, 3223008), (6498, 3096528), (6696, 3004964), (7068, 2846808), (8208, 2451418), (8324, 2417256), (8664, 2322396), (8928, 2253723), (9424, 2135106), (9747, 2064352), (10602, 1897872), (11191, 1797984), (11552, 1741797), (12486, 1611504), (12996, 1548264), (13392, 1502482), (14136, 1423404), (15903, 1265248), (16416, 1225709), (16648, 1208628), (17328, 1161198), (18729, 1074336), (18848, 1067553), (19494, 1032176), (21204, 948936), (22382, 898992), (24972, 805752), (25992, 774132), (26784, 751241), (28272, 711702), (31806, 632624), (33296, 604314), (33573, 599328), (34656, 580599), (37458, 537168), (38988, 516088), (39539, 508896), (42408, 474468), (44764, 449496), (49944, 402876), (51984, 387066), (56187, 358112), (56544, 355851), (63612, 316312), (64511, 311904), (66592, 302157), (67146, 299664), (74916, 268584), (77976, 258044), (79078, 254448), (84816, 237234), (89528, 224748), (99888, 201438), (100719, 199776), (103968, 193533), (112374, 179056), (118617, 169632), (127224, 158156), (129022, 155952), (134292, 149832)]