72380448

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 216

約数和(自身を含む): 250967808

約数和(自身を除く): 178587360

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 49, 56, 63, 69, 72, 84, 92, 96, 98, 112, 126, 138, 144, 147, 161, 168, 184, 196, 207, 223, 224, 252, 276, 288, 294, 322, 336, 368, 392, 414, 441, 446, 483, 504, 552, 588, 644, 669, 672, 736, 784, 828, 882, 892, 966, 1008, 1104, 1127, 1176, 1288, 1338, 1449, 1561, 1568, 1656, 1764, 1784, 1932, 2007, 2016, 2208, 2254, 2352, 2576, 2676, 2898, 3122, 3312, 3381, 3528, 3568, 3864, 4014, 4508, 4683, 4704, 5129, 5152, 5352, 5796, 6244, 6624, 6762, 7056, 7136, 7728, 8028, 9016, 9366, 10143, 10258, 10704, 10927, 11592, 12488, 13524, 14049, 14112, 15387, 15456, 16056, 18032, 18732, 20286, 20516, 21408, 21854, 23184, 24976, 27048, 28098, 30774, 32112, 32781, 35903, 36064, 37464, 40572, 41032, 43708, 46161, 46368, 49952, 54096, 56196, 61548, 64224, 65562, 71806, 74928, 81144, 82064, 87416, 92322, 98343, 107709, 108192, 112392, 123096, 131124, 143612, 149856, 162288, 164128, 174832, 184644, 196686, 215418, 224784, 246192, 251321, 262248, 287224, 323127, 324576, 349664, 369288, 393372, 430836, 449568, 492384, 502642, 524496, 574448, 646254, 738576, 753963, 786744, 861672, 1005284, 1048992, 1148896, 1292508, 1477152, 1507926, 1573488, 1723344, 2010568, 2261889, 2585016, 3015852, 3146976, 3446688, 4021136, 4523778, 5170032, 6031704, 8042272, 9047556, 10340064, 12063408, 18095112, 24126816, 36190224, 72380448]

約数ペア:

[(1, 72380448), (2, 36190224), (3, 24126816), (4, 18095112), (6, 12063408), (7, 10340064), (8, 9047556), (9, 8042272), (12, 6031704), (14, 5170032), (16, 4523778), (18, 4021136), (21, 3446688), (23, 3146976), (24, 3015852), (28, 2585016), (32, 2261889), (36, 2010568), (42, 1723344), (46, 1573488), (48, 1507926), (49, 1477152), (56, 1292508), (63, 1148896), (69, 1048992), (72, 1005284), (84, 861672), (92, 786744), (96, 753963), (98, 738576), (112, 646254), (126, 574448), (138, 524496), (144, 502642), (147, 492384), (161, 449568), (168, 430836), (184, 393372), (196, 369288), (207, 349664), (223, 324576), (224, 323127), (252, 287224), (276, 262248), (288, 251321), (294, 246192), (322, 224784), (336, 215418), (368, 196686), (392, 184644), (414, 174832), (441, 164128), (446, 162288), (483, 149856), (504, 143612), (552, 131124), (588, 123096), (644, 112392), (669, 108192), (672, 107709), (736, 98343), (784, 92322), (828, 87416), (882, 82064), (892, 81144), (966, 74928), (1008, 71806), (1104, 65562), (1127, 64224), (1176, 61548), (1288, 56196), (1338, 54096), (1449, 49952), (1561, 46368), (1568, 46161), (1656, 43708), (1764, 41032), (1784, 40572), (1932, 37464), (2007, 36064), (2016, 35903), (2208, 32781), (2254, 32112), (2352, 30774), (2576, 28098), (2676, 27048), (2898, 24976), (3122, 23184), (3312, 21854), (3381, 21408), (3528, 20516), (3568, 20286), (3864, 18732), (4014, 18032), (4508, 16056), (4683, 15456), (4704, 15387), (5129, 14112), (5152, 14049), (5352, 13524), (5796, 12488), (6244, 11592), (6624, 10927), (6762, 10704), (7056, 10258), (7136, 10143), (7728, 9366), (8028, 9016)]