15816710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 36049536

約数和(自身を除く): 20232826

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 169, 182, 191, 245, 338, 382, 455, 490, 637, 845, 910, 955, 1183, 1274, 1337, 1690, 1910, 2366, 2483, 2674, 3185, 4966, 5915, 6370, 6685, 8281, 9359, 11830, 12415, 13370, 16562, 17381, 18718, 24830, 32279, 34762, 41405, 46795, 64558, 82810, 86905, 93590, 121667, 161395, 173810, 225953, 243334, 322790, 451906, 608335, 1129765, 1216670, 1581671, 2259530, 3163342, 7908355, 15816710]

約数ペア:

[(1, 15816710), (2, 7908355), (5, 3163342), (7, 2259530), (10, 1581671), (13, 1216670), (14, 1129765), (26, 608335), (35, 451906), (49, 322790), (65, 243334), (70, 225953), (91, 173810), (98, 161395), (130, 121667), (169, 93590), (182, 86905), (191, 82810), (245, 64558), (338, 46795), (382, 41405), (455, 34762), (490, 32279), (637, 24830), (845, 18718), (910, 17381), (955, 16562), (1183, 13370), (1274, 12415), (1337, 11830), (1690, 9359), (1910, 8281), (2366, 6685), (2483, 6370), (2674, 5915), (3185, 4966)]