664391520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35491}}^1$

素因数の和:35525

約数の個数: 144

約数和(自身を含む): 2441707632

約数和(自身を除く): 1777316112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 35491, 70982, 106473, 141964, 177455, 212946, 283928, 319419, 354910, 425892, 461383, 532365, 567856, 638838, 709820, 851784, 922766, 1064730, 1135712, 1277676, 1384149, 1419640, 1597095, 1703568, 1845532, 2129460, 2306915, 2555352, 2768298, 2839280, 3194190, 3407136, 3691064, 4152447, 4258920, 4613830, 5110704, 5536596, 5678560, 6388380, 6920745, 7382128, 8304894, 8517840, 9227660, 10221408, 11073192, 12776760, 13841490, 14764256, 16609788, 17035680, 18455320, 20762235, 22146384, 25553520, 27682980, 33219576, 36910640, 41524470, 44292768, 51107040, 55365960, 66439152, 73821280, 83048940, 110731920, 132878304, 166097880, 221463840, 332195760, 664391520]

約数ペア:

[(1, 664391520), (2, 332195760), (3, 221463840), (4, 166097880), (5, 132878304), (6, 110731920), (8, 83048940), (9, 73821280), (10, 66439152), (12, 55365960), (13, 51107040), (15, 44292768), (16, 41524470), (18, 36910640), (20, 33219576), (24, 27682980), (26, 25553520), (30, 22146384), (32, 20762235), (36, 18455320), (39, 17035680), (40, 16609788), (45, 14764256), (48, 13841490), (52, 12776760), (60, 11073192), (65, 10221408), (72, 9227660), (78, 8517840), (80, 8304894), (90, 7382128), (96, 6920745), (104, 6388380), (117, 5678560), (120, 5536596), (130, 5110704), (144, 4613830), (156, 4258920), (160, 4152447), (180, 3691064), (195, 3407136), (208, 3194190), (234, 2839280), (240, 2768298), (260, 2555352), (288, 2306915), (312, 2129460), (360, 1845532), (390, 1703568), (416, 1597095), (468, 1419640), (480, 1384149), (520, 1277676), (585, 1135712), (624, 1064730), (720, 922766), (780, 851784), (936, 709820), (1040, 638838), (1170, 567856), (1248, 532365), (1440, 461383), (1560, 425892), (1872, 354910), (2080, 319419), (2340, 283928), (3120, 212946), (3744, 177455), (4680, 141964), (6240, 106473), (9360, 70982), (18720, 35491)]