15816180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 47142144

約数和(自身を除く): 31325964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 73, 92, 115, 138, 146, 157, 219, 230, 276, 292, 314, 345, 365, 438, 460, 471, 628, 690, 730, 785, 876, 942, 1095, 1380, 1460, 1570, 1679, 1884, 2190, 2355, 3140, 3358, 3611, 4380, 4710, 5037, 6716, 7222, 8395, 9420, 10074, 10833, 11461, 14444, 16790, 18055, 20148, 21666, 22922, 25185, 33580, 34383, 36110, 43332, 45844, 50370, 54165, 57305, 68766, 72220, 100740, 108330, 114610, 137532, 171915, 216660, 229220, 263603, 343830, 527206, 687660, 790809, 1054412, 1318015, 1581618, 2636030, 3163236, 3954045, 5272060, 7908090, 15816180]

約数ペア:

[(1, 15816180), (2, 7908090), (3, 5272060), (4, 3954045), (5, 3163236), (6, 2636030), (10, 1581618), (12, 1318015), (15, 1054412), (20, 790809), (23, 687660), (30, 527206), (46, 343830), (60, 263603), (69, 229220), (73, 216660), (92, 171915), (115, 137532), (138, 114610), (146, 108330), (157, 100740), (219, 72220), (230, 68766), (276, 57305), (292, 54165), (314, 50370), (345, 45844), (365, 43332), (438, 36110), (460, 34383), (471, 33580), (628, 25185), (690, 22922), (730, 21666), (785, 20148), (876, 18055), (942, 16790), (1095, 14444), (1380, 11461), (1460, 10833), (1570, 10074), (1679, 9420), (1884, 8395), (2190, 7222), (2355, 6716), (3140, 5037), (3358, 4710), (3611, 4380)]