90163968

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 260977920

約数和(自身を除く): 170813952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 37, 38, 48, 57, 64, 74, 76, 96, 111, 114, 128, 148, 152, 167, 192, 222, 228, 256, 296, 304, 334, 384, 444, 456, 501, 592, 608, 668, 703, 768, 888, 912, 1002, 1184, 1216, 1336, 1406, 1776, 1824, 2004, 2109, 2368, 2432, 2672, 2812, 3173, 3552, 3648, 4008, 4218, 4736, 4864, 5344, 5624, 6179, 6346, 7104, 7296, 8016, 8436, 9472, 9519, 10688, 11248, 12358, 12692, 14208, 14592, 16032, 16872, 18537, 19038, 21376, 22496, 24716, 25384, 28416, 32064, 33744, 37074, 38076, 42752, 44992, 49432, 50768, 64128, 67488, 74148, 76152, 89984, 98864, 101536, 117401, 128256, 134976, 148296, 152304, 179968, 197728, 203072, 234802, 269952, 296592, 304608, 352203, 395456, 406144, 469604, 539904, 593184, 609216, 704406, 790912, 812288, 939208, 1186368, 1218432, 1408812, 1581824, 1878416, 2372736, 2436864, 2817624, 3756832, 4745472, 5635248, 7513664, 11270496, 15027328, 22540992, 30054656, 45081984, 90163968]

約数ペア:

[(1, 90163968), (2, 45081984), (3, 30054656), (4, 22540992), (6, 15027328), (8, 11270496), (12, 7513664), (16, 5635248), (19, 4745472), (24, 3756832), (32, 2817624), (37, 2436864), (38, 2372736), (48, 1878416), (57, 1581824), (64, 1408812), (74, 1218432), (76, 1186368), (96, 939208), (111, 812288), (114, 790912), (128, 704406), (148, 609216), (152, 593184), (167, 539904), (192, 469604), (222, 406144), (228, 395456), (256, 352203), (296, 304608), (304, 296592), (334, 269952), (384, 234802), (444, 203072), (456, 197728), (501, 179968), (592, 152304), (608, 148296), (668, 134976), (703, 128256), (768, 117401), (888, 101536), (912, 98864), (1002, 89984), (1184, 76152), (1216, 74148), (1336, 67488), (1406, 64128), (1776, 50768), (1824, 49432), (2004, 44992), (2109, 42752), (2368, 38076), (2432, 37074), (2672, 33744), (2812, 32064), (3173, 28416), (3552, 25384), (3648, 24716), (4008, 22496), (4218, 21376), (4736, 19038), (4864, 18537), (5344, 16872), (5624, 16032), (6179, 14592), (6346, 14208), (7104, 12692), (7296, 12358), (8016, 11248), (8436, 10688), (9472, 9519)]