217668360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 256

約数和(自身を含む): 830914560

約数和(自身を除く): 613246200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 643, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1286, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 1929, 2015, 2170, 2184, 2418, 2572, 2604, 2730, 2821, 3215, 3224, 3255, 3640, 3720, 3858, 4030, 4340, 4501, 4836, 5144, 5208, 5460, 5642, 6045, 6430, 6510, 7716, 8060, 8359, 8463, 8680, 9002, 9645, 9672, 10920, 11284, 12090, 12860, 13020, 13503, 14105, 15432, 16120, 16718, 16926, 18004, 19290, 19933, 22505, 22568, 24180, 25077, 25720, 26040, 27006, 28210, 33436, 33852, 36008, 38580, 39866, 41795, 42315, 45010, 48360, 50154, 54012, 56420, 58513, 59799, 66872, 67515, 67704, 77160, 79732, 83590, 84630, 90020, 99665, 100308, 108024, 112840, 117026, 119598, 125385, 135030, 139531, 159464, 167180, 169260, 175539, 180040, 199330, 200616, 234052, 239196, 250770, 259129, 270060, 279062, 292565, 298995, 334360, 338520, 351078, 398660, 418593, 468104, 478392, 501540, 518258, 540120, 558124, 585130, 597990, 697655, 702156, 777387, 797320, 837186, 877695, 1003080, 1036516, 1116248, 1170260, 1195980, 1295645, 1395310, 1404312, 1554774, 1674372, 1755390, 1813903, 2073032, 2092965, 2340520, 2391960, 2591290, 2790620, 3109548, 3348744, 3510780, 3627806, 3886935, 4185930, 5182580, 5441709, 5581240, 6219096, 7021560, 7255612, 7773870, 8371860, 9069515, 10365160, 10883418, 14511224, 15547740, 16743720, 18139030, 21766836, 27208545, 31095480, 36278060, 43533672, 54417090, 72556120, 108834180, 217668360]

約数ペア:

[(1, 217668360), (2, 108834180), (3, 72556120), (4, 54417090), (5, 43533672), (6, 36278060), (7, 31095480), (8, 27208545), (10, 21766836), (12, 18139030), (13, 16743720), (14, 15547740), (15, 14511224), (20, 10883418), (21, 10365160), (24, 9069515), (26, 8371860), (28, 7773870), (30, 7255612), (31, 7021560), (35, 6219096), (39, 5581240), (40, 5441709), (42, 5182580), (52, 4185930), (56, 3886935), (60, 3627806), (62, 3510780), (65, 3348744), (70, 3109548), (78, 2790620), (84, 2591290), (91, 2391960), (93, 2340520), (104, 2092965), (105, 2073032), (120, 1813903), (124, 1755390), (130, 1674372), (140, 1554774), (155, 1404312), (156, 1395310), (168, 1295645), (182, 1195980), (186, 1170260), (195, 1116248), (210, 1036516), (217, 1003080), (248, 877695), (260, 837186), (273, 797320), (280, 777387), (310, 702156), (312, 697655), (364, 597990), (372, 585130), (390, 558124), (403, 540120), (420, 518258), (434, 501540), (455, 478392), (465, 468104), (520, 418593), (546, 398660), (620, 351078), (643, 338520), (651, 334360), (728, 298995), (744, 292565), (780, 279062), (806, 270060), (840, 259129), (868, 250770), (910, 239196), (930, 234052), (1085, 200616), (1092, 199330), (1209, 180040), (1240, 175539), (1286, 169260), (1302, 167180), (1365, 159464), (1560, 139531), (1612, 135030), (1736, 125385), (1820, 119598), (1860, 117026), (1929, 112840), (2015, 108024), (2170, 100308), (2184, 99665), (2418, 90020), (2572, 84630), (2604, 83590), (2730, 79732), (2821, 77160), (3215, 67704), (3224, 67515), (3255, 66872), (3640, 59799), (3720, 58513), (3858, 56420), (4030, 54012), (4340, 50154), (4501, 48360), (4836, 45010), (5144, 42315), (5208, 41795), (5460, 39866), (5642, 38580), (6045, 36008), (6430, 33852), (6510, 33436), (7716, 28210), (8060, 27006), (8359, 26040), (8463, 25720), (8680, 25077), (9002, 24180), (9645, 22568), (9672, 22505), (10920, 19933), (11284, 19290), (12090, 18004), (12860, 16926), (13020, 16718), (13503, 16120), (14105, 15432)]