206409840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:776

約数の個数: 240

約数和(自身を含む): 792949248

約数和(自身を除く): 586539408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 560, 624, 676, 727, 728, 780, 840, 845, 910, 1014, 1040, 1092, 1183, 1352, 1365, 1454, 1456, 1560, 1680, 1690, 1820, 2028, 2181, 2184, 2366, 2535, 2704, 2730, 2908, 3120, 3380, 3549, 3635, 3640, 4056, 4362, 4368, 4732, 5070, 5089, 5460, 5816, 5915, 6760, 7098, 7270, 7280, 8112, 8724, 9451, 9464, 10140, 10178, 10905, 10920, 11632, 11830, 13520, 14196, 14540, 15267, 17448, 17745, 18902, 18928, 20280, 20356, 21810, 21840, 23660, 25445, 28353, 28392, 29080, 30534, 34896, 35490, 37804, 40560, 40712, 43620, 47255, 47320, 50890, 56706, 56784, 58160, 61068, 66157, 70980, 75608, 76335, 81424, 87240, 94510, 94640, 101780, 113412, 122136, 122863, 132314, 141765, 141960, 151216, 152670, 174480, 189020, 198471, 203560, 226824, 244272, 245726, 264628, 283530, 283920, 305340, 330785, 368589, 378040, 396942, 407120, 453648, 491452, 529256, 567060, 610680, 614315, 661570, 737178, 756080, 793884, 860041, 982904, 992355, 1058512, 1134120, 1221360, 1228630, 1323140, 1474356, 1587768, 1720082, 1842945, 1965808, 1984710, 2268240, 2457260, 2580123, 2646280, 2948712, 3175536, 3440164, 3685890, 3969420, 4300205, 4914520, 5160246, 5292560, 5897424, 6880328, 7371780, 7938840, 8600410, 9829040, 10320492, 12900615, 13760656, 14743560, 15877680, 17200820, 20640984, 25801230, 29487120, 34401640, 41281968, 51602460, 68803280, 103204920, 206409840]

約数ペア:

[(1, 206409840), (2, 103204920), (3, 68803280), (4, 51602460), (5, 41281968), (6, 34401640), (7, 29487120), (8, 25801230), (10, 20640984), (12, 17200820), (13, 15877680), (14, 14743560), (15, 13760656), (16, 12900615), (20, 10320492), (21, 9829040), (24, 8600410), (26, 7938840), (28, 7371780), (30, 6880328), (35, 5897424), (39, 5292560), (40, 5160246), (42, 4914520), (48, 4300205), (52, 3969420), (56, 3685890), (60, 3440164), (65, 3175536), (70, 2948712), (78, 2646280), (80, 2580123), (84, 2457260), (91, 2268240), (104, 1984710), (105, 1965808), (112, 1842945), (120, 1720082), (130, 1587768), (140, 1474356), (156, 1323140), (168, 1228630), (169, 1221360), (182, 1134120), (195, 1058512), (208, 992355), (210, 982904), (240, 860041), (260, 793884), (273, 756080), (280, 737178), (312, 661570), (336, 614315), (338, 610680), (364, 567060), (390, 529256), (420, 491452), (455, 453648), (507, 407120), (520, 396942), (546, 378040), (560, 368589), (624, 330785), (676, 305340), (727, 283920), (728, 283530), (780, 264628), (840, 245726), (845, 244272), (910, 226824), (1014, 203560), (1040, 198471), (1092, 189020), (1183, 174480), (1352, 152670), (1365, 151216), (1454, 141960), (1456, 141765), (1560, 132314), (1680, 122863), (1690, 122136), (1820, 113412), (2028, 101780), (2181, 94640), (2184, 94510), (2366, 87240), (2535, 81424), (2704, 76335), (2730, 75608), (2908, 70980), (3120, 66157), (3380, 61068), (3549, 58160), (3635, 56784), (3640, 56706), (4056, 50890), (4362, 47320), (4368, 47255), (4732, 43620), (5070, 40712), (5089, 40560), (5460, 37804), (5816, 35490), (5915, 34896), (6760, 30534), (7098, 29080), (7270, 28392), (7280, 28353), (8112, 25445), (8724, 23660), (9451, 21840), (9464, 21810), (10140, 20356), (10178, 20280), (10905, 18928), (10920, 18902), (11632, 17745), (11830, 17448), (13520, 15267), (14196, 14540)]