142789980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103471}}^1$

素因数の和:103506

約数の個数: 48

約数和(自身を含む): 417199104

約数和(自身を除く): 274409124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 103471, 206942, 310413, 413884, 517355, 620826, 1034710, 1241652, 1552065, 2069420, 2379833, 3104130, 4759666, 6208260, 7139499, 9519332, 11899165, 14278998, 23798330, 28557996, 35697495, 47596660, 71394990, 142789980]

約数ペア:

[(1, 142789980), (2, 71394990), (3, 47596660), (4, 35697495), (5, 28557996), (6, 23798330), (10, 14278998), (12, 11899165), (15, 9519332), (20, 7139499), (23, 6208260), (30, 4759666), (46, 3104130), (60, 2379833), (69, 2069420), (92, 1552065), (115, 1241652), (138, 1034710), (230, 620826), (276, 517355), (345, 413884), (460, 310413), (690, 206942), (1380, 103471)]