217166040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:991

約数の個数: 288

約数和(自身を含む): 885109680

約数和(自身を除く): 667943640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 728, 735, 780, 819, 840, 882, 910, 936, 947, 980, 1092, 1170, 1176, 1260, 1274, 1365, 1470, 1560, 1638, 1764, 1820, 1894, 1911, 1960, 2184, 2205, 2340, 2520, 2548, 2730, 2841, 2940, 3185, 3276, 3528, 3640, 3788, 3822, 4095, 4410, 4680, 4735, 5096, 5460, 5682, 5733, 5880, 6370, 6552, 6629, 7576, 7644, 8190, 8523, 8820, 9470, 9555, 10920, 11364, 11466, 12311, 12740, 13258, 14205, 15288, 16380, 17046, 17640, 18940, 19110, 19887, 22728, 22932, 24622, 25480, 26516, 28410, 28665, 32760, 33145, 34092, 36933, 37880, 38220, 39774, 42615, 45864, 46403, 49244, 53032, 56820, 57330, 59661, 61555, 66290, 68184, 73866, 76440, 79548, 85230, 86177, 92806, 98488, 99435, 110799, 113640, 114660, 119322, 123110, 132580, 139209, 147732, 159096, 170460, 172354, 184665, 185612, 198870, 221598, 229320, 232015, 238644, 246220, 258531, 265160, 278418, 295464, 298305, 340920, 344708, 369330, 371224, 397740, 417627, 430885, 443196, 464030, 477288, 492440, 517062, 553995, 556836, 596610, 603239, 689416, 696045, 738660, 775593, 795480, 835254, 861770, 886392, 928060, 1034124, 1107990, 1113672, 1193220, 1206478, 1292655, 1392090, 1477320, 1551186, 1670508, 1723540, 1809717, 1856120, 2068248, 2088135, 2215980, 2386440, 2412956, 2585310, 2784180, 3016195, 3102372, 3341016, 3447080, 3619434, 3877965, 4176270, 4431960, 4825912, 5170620, 5429151, 5568360, 6032390, 6204744, 7238868, 7755930, 8352540, 9048585, 10341240, 10858302, 12064780, 14477736, 15511860, 16705080, 18097170, 21716604, 24129560, 27145755, 31023720, 36194340, 43433208, 54291510, 72388680, 108583020, 217166040]

約数ペア:

[(1, 217166040), (2, 108583020), (3, 72388680), (4, 54291510), (5, 43433208), (6, 36194340), (7, 31023720), (8, 27145755), (9, 24129560), (10, 21716604), (12, 18097170), (13, 16705080), (14, 15511860), (15, 14477736), (18, 12064780), (20, 10858302), (21, 10341240), (24, 9048585), (26, 8352540), (28, 7755930), (30, 7238868), (35, 6204744), (36, 6032390), (39, 5568360), (40, 5429151), (42, 5170620), (45, 4825912), (49, 4431960), (52, 4176270), (56, 3877965), (60, 3619434), (63, 3447080), (65, 3341016), (70, 3102372), (72, 3016195), (78, 2784180), (84, 2585310), (90, 2412956), (91, 2386440), (98, 2215980), (104, 2088135), (105, 2068248), (117, 1856120), (120, 1809717), (126, 1723540), (130, 1670508), (140, 1551186), (147, 1477320), (156, 1392090), (168, 1292655), (180, 1206478), (182, 1193220), (195, 1113672), (196, 1107990), (210, 1034124), (234, 928060), (245, 886392), (252, 861770), (260, 835254), (273, 795480), (280, 775593), (294, 738660), (312, 696045), (315, 689416), (360, 603239), (364, 596610), (390, 556836), (392, 553995), (420, 517062), (441, 492440), (455, 477288), (468, 464030), (490, 443196), (504, 430885), (520, 417627), (546, 397740), (585, 371224), (588, 369330), (630, 344708), (637, 340920), (728, 298305), (735, 295464), (780, 278418), (819, 265160), (840, 258531), (882, 246220), (910, 238644), (936, 232015), (947, 229320), (980, 221598), (1092, 198870), (1170, 185612), (1176, 184665), (1260, 172354), (1274, 170460), (1365, 159096), (1470, 147732), (1560, 139209), (1638, 132580), (1764, 123110), (1820, 119322), (1894, 114660), (1911, 113640), (1960, 110799), (2184, 99435), (2205, 98488), (2340, 92806), (2520, 86177), (2548, 85230), (2730, 79548), (2841, 76440), (2940, 73866), (3185, 68184), (3276, 66290), (3528, 61555), (3640, 59661), (3788, 57330), (3822, 56820), (4095, 53032), (4410, 49244), (4680, 46403), (4735, 45864), (5096, 42615), (5460, 39774), (5682, 38220), (5733, 37880), (5880, 36933), (6370, 34092), (6552, 33145), (6629, 32760), (7576, 28665), (7644, 28410), (8190, 26516), (8523, 25480), (8820, 24622), (9470, 22932), (9555, 22728), (10920, 19887), (11364, 19110), (11466, 18940), (12311, 17640), (12740, 17046), (13258, 16380), (14205, 15288)]