27839964680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{2917}}^1$

素因数の和:3247

約数の個数: 128

約数和(自身を含む): 69331680000

約数和(自身を除く): 41491715320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 199, 218, 220, 398, 436, 440, 545, 796, 872, 995, 1090, 1199, 1592, 1990, 2180, 2189, 2398, 2917, 3980, 4360, 4378, 4796, 5834, 5995, 7960, 8756, 9592, 10945, 11668, 11990, 14585, 17512, 21691, 21890, 23336, 23980, 29170, 32087, 43382, 43780, 47960, 58340, 64174, 86764, 87560, 108455, 116680, 128348, 160435, 173528, 216910, 238601, 256696, 317953, 320870, 433820, 477202, 580483, 635906, 641740, 867640, 954404, 1160966, 1193005, 1271812, 1283480, 1589765, 1908808, 2321932, 2386010, 2543624, 2902415, 3179530, 3497483, 4643864, 4772020, 5804830, 6359060, 6385313, 6994966, 9544040, 11609660, 12718120, 12770626, 13989932, 17487415, 23219320, 25541252, 27979864, 31926565, 34974830, 51082504, 63272647, 63853130, 69949660, 126545294, 127706260, 139899320, 253090588, 255412520, 316363235, 506181176, 632726470, 695999117, 1265452940, 1391998234, 2530905880, 2783996468, 3479995585, 5567992936, 6959991170, 13919982340, 27839964680]

約数ペア:

[(1, 27839964680), (2, 13919982340), (4, 6959991170), (5, 5567992936), (8, 3479995585), (10, 2783996468), (11, 2530905880), (20, 1391998234), (22, 1265452940), (40, 695999117), (44, 632726470), (55, 506181176), (88, 316363235), (109, 255412520), (110, 253090588), (199, 139899320), (218, 127706260), (220, 126545294), (398, 69949660), (436, 63853130), (440, 63272647), (545, 51082504), (796, 34974830), (872, 31926565), (995, 27979864), (1090, 25541252), (1199, 23219320), (1592, 17487415), (1990, 13989932), (2180, 12770626), (2189, 12718120), (2398, 11609660), (2917, 9544040), (3980, 6994966), (4360, 6385313), (4378, 6359060), (4796, 5804830), (5834, 4772020), (5995, 4643864), (7960, 3497483), (8756, 3179530), (9592, 2902415), (10945, 2543624), (11668, 2386010), (11990, 2321932), (14585, 1908808), (17512, 1589765), (21691, 1283480), (21890, 1271812), (23336, 1193005), (23980, 1160966), (29170, 954404), (32087, 867640), (43382, 641740), (43780, 635906), (47960, 580483), (58340, 477202), (64174, 433820), (86764, 320870), (87560, 317953), (108455, 256696), (116680, 238601), (128348, 216910), (160435, 173528)]