1980165408

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 288

約数和(自身を含む): 6155231040

約数和(自身を除く): 4175065632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 37, 38, 39, 48, 52, 57, 61, 74, 76, 78, 96, 104, 111, 114, 122, 148, 152, 156, 183, 208, 222, 228, 244, 247, 296, 304, 312, 366, 416, 444, 456, 481, 488, 494, 592, 608, 624, 703, 732, 741, 793, 888, 912, 962, 976, 988, 1159, 1184, 1248, 1369, 1406, 1443, 1464, 1482, 1586, 1776, 1824, 1924, 1952, 1976, 2109, 2257, 2318, 2379, 2738, 2812, 2886, 2928, 2964, 3172, 3477, 3552, 3848, 3952, 4107, 4218, 4514, 4636, 4758, 5476, 5624, 5772, 5856, 5928, 6344, 6771, 6954, 7696, 7904, 8214, 8436, 9028, 9139, 9272, 9516, 10952, 11248, 11544, 11856, 12688, 13542, 13908, 15067, 15392, 16428, 16872, 17797, 18056, 18278, 18544, 19032, 21904, 22496, 23088, 23712, 25376, 26011, 27084, 27417, 27816, 29341, 30134, 32856, 33744, 35594, 36112, 36556, 37088, 38064, 42883, 43808, 45201, 46176, 52022, 53391, 54168, 54834, 55632, 58682, 60268, 65712, 67488, 71188, 72224, 73112, 76128, 78033, 83509, 85766, 88023, 90402, 104044, 106782, 108336, 109668, 111264, 117364, 120536, 128649, 131424, 142376, 146224, 156066, 167018, 171532, 176046, 180804, 208088, 213564, 216672, 219336, 234728, 241072, 250527, 257298, 284752, 292448, 312132, 334036, 338143, 343064, 352092, 361608, 416176, 427128, 438672, 469456, 482144, 501054, 514596, 557479, 569504, 624264, 668072, 676286, 686128, 704184, 723216, 832352, 854256, 877344, 938912, 1002108, 1014429, 1029192, 1085617, 1114958, 1248528, 1336144, 1352572, 1372256, 1408368, 1446432, 1586671, 1672437, 1708512, 2004216, 2028858, 2058384, 2171234, 2229916, 2497056, 2672288, 2705144, 2816736, 3173342, 3256851, 3344874, 4008432, 4057716, 4116768, 4342468, 4459832, 4760013, 5410288, 6346684, 6513702, 6689748, 8016864, 8115432, 8684936, 8919664, 9520026, 10820576, 12693368, 13027404, 13379496, 16230864, 17369872, 17839328, 19040052, 20626723, 25386736, 26054808, 26758992, 32461728, 34739744, 38080104, 41253446, 50773472, 52109616, 53517984, 61880169, 76160208, 82506892, 104219232, 123760338, 152320416, 165013784, 247520676, 330027568, 495041352, 660055136, 990082704, 1980165408]

約数ペア:

[(1, 1980165408), (2, 990082704), (3, 660055136), (4, 495041352), (6, 330027568), (8, 247520676), (12, 165013784), (13, 152320416), (16, 123760338), (19, 104219232), (24, 82506892), (26, 76160208), (32, 61880169), (37, 53517984), (38, 52109616), (39, 50773472), (48, 41253446), (52, 38080104), (57, 34739744), (61, 32461728), (74, 26758992), (76, 26054808), (78, 25386736), (96, 20626723), (104, 19040052), (111, 17839328), (114, 17369872), (122, 16230864), (148, 13379496), (152, 13027404), (156, 12693368), (183, 10820576), (208, 9520026), (222, 8919664), (228, 8684936), (244, 8115432), (247, 8016864), (296, 6689748), (304, 6513702), (312, 6346684), (366, 5410288), (416, 4760013), (444, 4459832), (456, 4342468), (481, 4116768), (488, 4057716), (494, 4008432), (592, 3344874), (608, 3256851), (624, 3173342), (703, 2816736), (732, 2705144), (741, 2672288), (793, 2497056), (888, 2229916), (912, 2171234), (962, 2058384), (976, 2028858), (988, 2004216), (1159, 1708512), (1184, 1672437), (1248, 1586671), (1369, 1446432), (1406, 1408368), (1443, 1372256), (1464, 1352572), (1482, 1336144), (1586, 1248528), (1776, 1114958), (1824, 1085617), (1924, 1029192), (1952, 1014429), (1976, 1002108), (2109, 938912), (2257, 877344), (2318, 854256), (2379, 832352), (2738, 723216), (2812, 704184), (2886, 686128), (2928, 676286), (2964, 668072), (3172, 624264), (3477, 569504), (3552, 557479), (3848, 514596), (3952, 501054), (4107, 482144), (4218, 469456), (4514, 438672), (4636, 427128), (4758, 416176), (5476, 361608), (5624, 352092), (5772, 343064), (5856, 338143), (5928, 334036), (6344, 312132), (6771, 292448), (6954, 284752), (7696, 257298), (7904, 250527), (8214, 241072), (8436, 234728), (9028, 219336), (9139, 216672), (9272, 213564), (9516, 208088), (10952, 180804), (11248, 176046), (11544, 171532), (11856, 167018), (12688, 156066), (13542, 146224), (13908, 142376), (15067, 131424), (15392, 128649), (16428, 120536), (16872, 117364), (17797, 111264), (18056, 109668), (18278, 108336), (18544, 106782), (19032, 104044), (21904, 90402), (22496, 88023), (23088, 85766), (23712, 83509), (25376, 78033), (26011, 76128), (27084, 73112), (27417, 72224), (27816, 71188), (29341, 67488), (30134, 65712), (32856, 60268), (33744, 58682), (35594, 55632), (36112, 54834), (36556, 54168), (37088, 53391), (38064, 52022), (42883, 46176), (43808, 45201)]