15815340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2199

約数の個数: 72

約数和(自身を含む): 49166208

約数和(自身を除く): 33350868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2143, 2460, 3690, 4286, 6429, 7380, 8572, 10715, 12858, 19287, 21430, 25716, 32145, 38574, 42860, 64290, 77148, 87863, 96435, 128580, 175726, 192870, 263589, 351452, 385740, 439315, 527178, 790767, 878630, 1054356, 1317945, 1581534, 1757260, 2635890, 3163068, 3953835, 5271780, 7907670, 15815340]

約数ペア:

[(1, 15815340), (2, 7907670), (3, 5271780), (4, 3953835), (5, 3163068), (6, 2635890), (9, 1757260), (10, 1581534), (12, 1317945), (15, 1054356), (18, 878630), (20, 790767), (30, 527178), (36, 439315), (41, 385740), (45, 351452), (60, 263589), (82, 192870), (90, 175726), (123, 128580), (164, 96435), (180, 87863), (205, 77148), (246, 64290), (369, 42860), (410, 38574), (492, 32145), (615, 25716), (738, 21430), (820, 19287), (1230, 12858), (1476, 10715), (1845, 8572), (2143, 7380), (2460, 6429), (3690, 4286)]