131221296

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:185

約数の個数: 150

約数和(自身を含む): 405333060

約数和(自身を除く): 274111764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 73, 76, 81, 108, 114, 144, 146, 152, 162, 171, 216, 219, 228, 292, 304, 324, 342, 432, 438, 456, 513, 584, 648, 657, 684, 876, 912, 1026, 1168, 1296, 1314, 1368, 1387, 1539, 1752, 1971, 2052, 2628, 2736, 2774, 3078, 3504, 3942, 4104, 4161, 5256, 5329, 5548, 5913, 6156, 7884, 8208, 8322, 10512, 10658, 11096, 11826, 12312, 12483, 15768, 15987, 16644, 21316, 22192, 23652, 24624, 24966, 31536, 31974, 33288, 37449, 42632, 47304, 47961, 49932, 63948, 66576, 74898, 85264, 94608, 95922, 99864, 101251, 112347, 127896, 143883, 149796, 191844, 199728, 202502, 224694, 255792, 287766, 299592, 303753, 383688, 405004, 431649, 449388, 575532, 599184, 607506, 767376, 810008, 863298, 898776, 911259, 1151064, 1215012, 1620016, 1726596, 1797552, 1822518, 2302128, 2430024, 2733777, 3453192, 3645036, 4860048, 5467554, 6906384, 7290072, 8201331, 10935108, 14580144, 16402662, 21870216, 32805324, 43740432, 65610648, 131221296]

約数ペア:

[(1, 131221296), (2, 65610648), (3, 43740432), (4, 32805324), (6, 21870216), (8, 16402662), (9, 14580144), (12, 10935108), (16, 8201331), (18, 7290072), (19, 6906384), (24, 5467554), (27, 4860048), (36, 3645036), (38, 3453192), (48, 2733777), (54, 2430024), (57, 2302128), (72, 1822518), (73, 1797552), (76, 1726596), (81, 1620016), (108, 1215012), (114, 1151064), (144, 911259), (146, 898776), (152, 863298), (162, 810008), (171, 767376), (216, 607506), (219, 599184), (228, 575532), (292, 449388), (304, 431649), (324, 405004), (342, 383688), (432, 303753), (438, 299592), (456, 287766), (513, 255792), (584, 224694), (648, 202502), (657, 199728), (684, 191844), (876, 149796), (912, 143883), (1026, 127896), (1168, 112347), (1296, 101251), (1314, 99864), (1368, 95922), (1387, 94608), (1539, 85264), (1752, 74898), (1971, 66576), (2052, 63948), (2628, 49932), (2736, 47961), (2774, 47304), (3078, 42632), (3504, 37449), (3942, 33288), (4104, 31974), (4161, 31536), (5256, 24966), (5329, 24624), (5548, 23652), (5913, 22192), (6156, 21316), (7884, 16644), (8208, 15987), (8322, 15768), (10512, 12483), (10658, 12312), (11096, 11826)]