221019648

素因数分解:

$2^9\times 3^1\times {\mathrm{37}}^1\times {\mathrm{3889}}^1$

素因数の和:3947

約数の個数: 80

約数和(自身を含む): 604879440

約数和(自身を除く): 383859792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 512, 592, 768, 888, 1184, 1536, 1776, 2368, 3552, 3889, 4736, 7104, 7778, 9472, 11667, 14208, 15556, 18944, 23334, 28416, 31112, 46668, 56832, 62224, 93336, 124448, 143893, 186672, 248896, 287786, 373344, 431679, 497792, 575572, 746688, 863358, 995584, 1151144, 1493376, 1726716, 1991168, 2302288, 2986752, 3453432, 4604576, 5973504, 6906864, 9209152, 13813728, 18418304, 27627456, 36836608, 55254912, 73673216, 110509824, 221019648]

約数ペア:

[(1, 221019648), (2, 110509824), (3, 73673216), (4, 55254912), (6, 36836608), (8, 27627456), (12, 18418304), (16, 13813728), (24, 9209152), (32, 6906864), (37, 5973504), (48, 4604576), (64, 3453432), (74, 2986752), (96, 2302288), (111, 1991168), (128, 1726716), (148, 1493376), (192, 1151144), (222, 995584), (256, 863358), (296, 746688), (384, 575572), (444, 497792), (512, 431679), (592, 373344), (768, 287786), (888, 248896), (1184, 186672), (1536, 143893), (1776, 124448), (2368, 93336), (3552, 62224), (3889, 56832), (4736, 46668), (7104, 31112), (7778, 28416), (9472, 23334), (11667, 18944), (14208, 15556)]