27916980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5113}}^1$

素因数の和:5145

約数の個数: 96

約数和(自身を含む): 96225024

約数和(自身を除く): 68308044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5113, 5460, 10226, 15339, 20452, 25565, 30678, 35791, 51130, 61356, 66469, 71582, 76695, 102260, 107373, 132938, 143164, 153390, 178955, 199407, 214746, 265876, 306780, 332345, 357910, 398814, 429492, 465283, 536865, 664690, 715820, 797628, 930566, 997035, 1073730, 1329380, 1395849, 1861132, 1994070, 2147460, 2326415, 2791698, 3988140, 4652830, 5583396, 6979245, 9305660, 13958490, 27916980]

約数ペア:

[(1, 27916980), (2, 13958490), (3, 9305660), (4, 6979245), (5, 5583396), (6, 4652830), (7, 3988140), (10, 2791698), (12, 2326415), (13, 2147460), (14, 1994070), (15, 1861132), (20, 1395849), (21, 1329380), (26, 1073730), (28, 997035), (30, 930566), (35, 797628), (39, 715820), (42, 664690), (52, 536865), (60, 465283), (65, 429492), (70, 398814), (78, 357910), (84, 332345), (91, 306780), (105, 265876), (130, 214746), (140, 199407), (156, 178955), (182, 153390), (195, 143164), (210, 132938), (260, 107373), (273, 102260), (364, 76695), (390, 71582), (420, 66469), (455, 61356), (546, 51130), (780, 35791), (910, 30678), (1092, 25565), (1365, 20452), (1820, 15339), (2730, 10226), (5113, 5460)]