206999280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2039}}^1$

素因数の和:2108

約数の個数: 160

約数和(自身を含む): 728524800

約数和(自身を除く): 521525520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2039, 2115, 2160, 2256, 2538, 2820, 3384, 3760, 4078, 4230, 5076, 5640, 6117, 6345, 6768, 8156, 8460, 10152, 10195, 11280, 12234, 12690, 16312, 16920, 18351, 20304, 20390, 24468, 25380, 30585, 32624, 33840, 36702, 40780, 48936, 50760, 55053, 61170, 73404, 81560, 91755, 95833, 97872, 101520, 110106, 122340, 146808, 163120, 183510, 191666, 220212, 244680, 275265, 287499, 293616, 367020, 383332, 440424, 479165, 489360, 550530, 574998, 734040, 766664, 862497, 880848, 958330, 1101060, 1149996, 1437495, 1468080, 1533328, 1724994, 1916660, 2202120, 2299992, 2587491, 2874990, 3449988, 3833320, 4312485, 4404240, 4599984, 5174982, 5749980, 6899976, 7666640, 8624970, 10349964, 11499960, 12937455, 13799952, 17249940, 20699928, 22999920, 25874910, 34499880, 41399856, 51749820, 68999760, 103499640, 206999280]

約数ペア:

[(1, 206999280), (2, 103499640), (3, 68999760), (4, 51749820), (5, 41399856), (6, 34499880), (8, 25874910), (9, 22999920), (10, 20699928), (12, 17249940), (15, 13799952), (16, 12937455), (18, 11499960), (20, 10349964), (24, 8624970), (27, 7666640), (30, 6899976), (36, 5749980), (40, 5174982), (45, 4599984), (47, 4404240), (48, 4312485), (54, 3833320), (60, 3449988), (72, 2874990), (80, 2587491), (90, 2299992), (94, 2202120), (108, 1916660), (120, 1724994), (135, 1533328), (141, 1468080), (144, 1437495), (180, 1149996), (188, 1101060), (216, 958330), (235, 880848), (240, 862497), (270, 766664), (282, 734040), (360, 574998), (376, 550530), (423, 489360), (432, 479165), (470, 440424), (540, 383332), (564, 367020), (705, 293616), (720, 287499), (752, 275265), (846, 244680), (940, 220212), (1080, 191666), (1128, 183510), (1269, 163120), (1410, 146808), (1692, 122340), (1880, 110106), (2039, 101520), (2115, 97872), (2160, 95833), (2256, 91755), (2538, 81560), (2820, 73404), (3384, 61170), (3760, 55053), (4078, 50760), (4230, 48936), (5076, 40780), (5640, 36702), (6117, 33840), (6345, 32624), (6768, 30585), (8156, 25380), (8460, 24468), (10152, 20390), (10195, 20304), (11280, 18351), (12234, 16920), (12690, 16312)]