206493840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{1951}}^1$

素因数の和:1987

約数の個数: 240

約数和(自身を含む): 827804160

約数和(自身を除く): 621310320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1951, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3902, 3920, 4410, 5040, 5292, 5853, 5880, 6615, 7056, 7560, 7804, 8820, 9755, 10584, 11706, 11760, 13230, 13657, 15120, 15608, 17559, 17640, 19510, 21168, 23412, 26460, 27314, 29265, 31216, 35118, 35280, 39020, 40971, 46824, 52677, 52920, 54628, 58530, 68285, 70236, 78040, 81942, 87795, 93648, 95599, 105354, 105840, 109256, 117060, 122913, 136570, 140472, 156080, 163884, 175590, 191198, 204855, 210708, 218512, 234120, 245826, 263385, 273140, 280944, 286797, 327768, 351180, 368739, 382396, 409710, 421416, 468240, 477995, 491652, 526770, 546280, 573594, 614565, 655536, 702360, 737478, 764792, 819420, 842832, 860391, 955990, 983304, 1053540, 1092560, 1147188, 1229130, 1404720, 1433985, 1474956, 1529584, 1638840, 1720782, 1843695, 1911980, 1966608, 2107080, 2294376, 2458260, 2581173, 2867970, 2949912, 3277680, 3441564, 3687390, 3823960, 4214160, 4301955, 4588752, 4916520, 5162346, 5735940, 5899824, 6883128, 7374780, 7647920, 8603910, 9833040, 10324692, 11471880, 12905865, 13766256, 14749560, 17207820, 20649384, 22943760, 25811730, 29499120, 34415640, 41298768, 51623460, 68831280, 103246920, 206493840]

約数ペア:

[(1, 206493840), (2, 103246920), (3, 68831280), (4, 51623460), (5, 41298768), (6, 34415640), (7, 29499120), (8, 25811730), (9, 22943760), (10, 20649384), (12, 17207820), (14, 14749560), (15, 13766256), (16, 12905865), (18, 11471880), (20, 10324692), (21, 9833040), (24, 8603910), (27, 7647920), (28, 7374780), (30, 6883128), (35, 5899824), (36, 5735940), (40, 5162346), (42, 4916520), (45, 4588752), (48, 4301955), (49, 4214160), (54, 3823960), (56, 3687390), (60, 3441564), (63, 3277680), (70, 2949912), (72, 2867970), (80, 2581173), (84, 2458260), (90, 2294376), (98, 2107080), (105, 1966608), (108, 1911980), (112, 1843695), (120, 1720782), (126, 1638840), (135, 1529584), (140, 1474956), (144, 1433985), (147, 1404720), (168, 1229130), (180, 1147188), (189, 1092560), (196, 1053540), (210, 983304), (216, 955990), (240, 860391), (245, 842832), (252, 819420), (270, 764792), (280, 737478), (294, 702360), (315, 655536), (336, 614565), (360, 573594), (378, 546280), (392, 526770), (420, 491652), (432, 477995), (441, 468240), (490, 421416), (504, 409710), (540, 382396), (560, 368739), (588, 351180), (630, 327768), (720, 286797), (735, 280944), (756, 273140), (784, 263385), (840, 245826), (882, 234120), (945, 218512), (980, 210708), (1008, 204855), (1080, 191198), (1176, 175590), (1260, 163884), (1323, 156080), (1470, 140472), (1512, 136570), (1680, 122913), (1764, 117060), (1890, 109256), (1951, 105840), (1960, 105354), (2160, 95599), (2205, 93648), (2352, 87795), (2520, 81942), (2646, 78040), (2940, 70236), (3024, 68285), (3528, 58530), (3780, 54628), (3902, 52920), (3920, 52677), (4410, 46824), (5040, 40971), (5292, 39020), (5853, 35280), (5880, 35118), (6615, 31216), (7056, 29265), (7560, 27314), (7804, 26460), (8820, 23412), (9755, 21168), (10584, 19510), (11706, 17640), (11760, 17559), (13230, 15608), (13657, 15120)]