25817040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1601

約数の個数: 120

約数和(自身を含む): 90529920

約数和(自身を除く): 64712880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1559, 1656, 1840, 2070, 2760, 3118, 3312, 4140, 4677, 5520, 6236, 7795, 8280, 9354, 12472, 14031, 15590, 16560, 18708, 23385, 24944, 28062, 31180, 35857, 37416, 46770, 56124, 62360, 70155, 71714, 74832, 93540, 107571, 112248, 124720, 140310, 143428, 179285, 187080, 215142, 224496, 280620, 286856, 322713, 358570, 374160, 430284, 537855, 561240, 573712, 645426, 717140, 860568, 1075710, 1122480, 1290852, 1434280, 1613565, 1721136, 2151420, 2581704, 2868560, 3227130, 4302840, 5163408, 6454260, 8605680, 12908520, 25817040]

約数ペア:

[(1, 25817040), (2, 12908520), (3, 8605680), (4, 6454260), (5, 5163408), (6, 4302840), (8, 3227130), (9, 2868560), (10, 2581704), (12, 2151420), (15, 1721136), (16, 1613565), (18, 1434280), (20, 1290852), (23, 1122480), (24, 1075710), (30, 860568), (36, 717140), (40, 645426), (45, 573712), (46, 561240), (48, 537855), (60, 430284), (69, 374160), (72, 358570), (80, 322713), (90, 286856), (92, 280620), (115, 224496), (120, 215142), (138, 187080), (144, 179285), (180, 143428), (184, 140310), (207, 124720), (230, 112248), (240, 107571), (276, 93540), (345, 74832), (360, 71714), (368, 70155), (414, 62360), (460, 56124), (552, 46770), (690, 37416), (720, 35857), (828, 31180), (920, 28062), (1035, 24944), (1104, 23385), (1380, 18708), (1559, 16560), (1656, 15590), (1840, 14031), (2070, 12472), (2760, 9354), (3118, 8280), (3312, 7795), (4140, 6236), (4677, 5520)]