15320816

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 36158400

約数和(自身を除く): 20837584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 53, 56, 58, 89, 106, 112, 116, 178, 203, 212, 232, 356, 371, 406, 424, 464, 623, 712, 742, 812, 848, 1246, 1424, 1484, 1537, 1624, 2492, 2581, 2968, 3074, 3248, 4717, 4984, 5162, 5936, 6148, 9434, 9968, 10324, 10759, 12296, 18067, 18868, 20648, 21518, 24592, 33019, 36134, 37736, 41296, 43036, 66038, 72268, 75472, 86072, 132076, 136793, 144536, 172144, 264152, 273586, 289072, 528304, 547172, 957551, 1094344, 1915102, 2188688, 3830204, 7660408, 15320816]

約数ペア:

[(1, 15320816), (2, 7660408), (4, 3830204), (7, 2188688), (8, 1915102), (14, 1094344), (16, 957551), (28, 547172), (29, 528304), (53, 289072), (56, 273586), (58, 264152), (89, 172144), (106, 144536), (112, 136793), (116, 132076), (178, 86072), (203, 75472), (212, 72268), (232, 66038), (356, 43036), (371, 41296), (406, 37736), (424, 36134), (464, 33019), (623, 24592), (712, 21518), (742, 20648), (812, 18868), (848, 18067), (1246, 12296), (1424, 10759), (1484, 10324), (1537, 9968), (1624, 9434), (2492, 6148), (2581, 5936), (2968, 5162), (3074, 4984), (3248, 4717)]