214452420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 288

約数和(自身を含む): 780788736

約数和(自身を除く): 566336316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 181, 182, 186, 195, 196, 210, 217, 245, 260, 273, 294, 310, 362, 364, 372, 390, 403, 420, 434, 455, 465, 490, 543, 546, 588, 620, 637, 651, 724, 735, 780, 806, 868, 905, 910, 930, 980, 1085, 1086, 1092, 1209, 1267, 1274, 1302, 1365, 1470, 1519, 1612, 1810, 1820, 1860, 1911, 2015, 2170, 2172, 2353, 2418, 2534, 2548, 2604, 2715, 2730, 2821, 2940, 3038, 3185, 3255, 3620, 3801, 3822, 4030, 4340, 4557, 4706, 4836, 5068, 5430, 5460, 5611, 5642, 6045, 6076, 6335, 6370, 6510, 7059, 7595, 7602, 7644, 8060, 8463, 8869, 9114, 9412, 9555, 10860, 11222, 11284, 11765, 12090, 12670, 12740, 13020, 14105, 14118, 15190, 15204, 16471, 16833, 16926, 17738, 18228, 19005, 19110, 19747, 22444, 22785, 23530, 24180, 25340, 26607, 28055, 28210, 28236, 30380, 32942, 33666, 33852, 35295, 35476, 38010, 38220, 39277, 39494, 42315, 44345, 45570, 47060, 49413, 53214, 56110, 56420, 59241, 65884, 67332, 70590, 72943, 76020, 78554, 78988, 82355, 84165, 84630, 88690, 91140, 98735, 98826, 106428, 112220, 115297, 117831, 118482, 133035, 141180, 145886, 157108, 164710, 168330, 169260, 177380, 196385, 197470, 197652, 218829, 230594, 235662, 236964, 247065, 266070, 274939, 291772, 296205, 329420, 336660, 345891, 364715, 392770, 394940, 437658, 461188, 471324, 494130, 510601, 532140, 549878, 576485, 589155, 592410, 691782, 729430, 785540, 824817, 875316, 988260, 1021202, 1094145, 1099756, 1152970, 1178310, 1184820, 1374695, 1383564, 1458860, 1531803, 1649634, 1729455, 2042404, 2188290, 2305940, 2356620, 2553005, 2749390, 3063606, 3299268, 3458910, 3574207, 4124085, 4376580, 5106010, 5498780, 6127212, 6917820, 7148414, 7659015, 8248170, 10212020, 10722621, 14296828, 15318030, 16496340, 17871035, 21445242, 30636060, 35742070, 42890484, 53613105, 71484140, 107226210, 214452420]

約数ペア:

[(1, 214452420), (2, 107226210), (3, 71484140), (4, 53613105), (5, 42890484), (6, 35742070), (7, 30636060), (10, 21445242), (12, 17871035), (13, 16496340), (14, 15318030), (15, 14296828), (20, 10722621), (21, 10212020), (26, 8248170), (28, 7659015), (30, 7148414), (31, 6917820), (35, 6127212), (39, 5498780), (42, 5106010), (49, 4376580), (52, 4124085), (60, 3574207), (62, 3458910), (65, 3299268), (70, 3063606), (78, 2749390), (84, 2553005), (91, 2356620), (93, 2305940), (98, 2188290), (105, 2042404), (124, 1729455), (130, 1649634), (140, 1531803), (147, 1458860), (155, 1383564), (156, 1374695), (181, 1184820), (182, 1178310), (186, 1152970), (195, 1099756), (196, 1094145), (210, 1021202), (217, 988260), (245, 875316), (260, 824817), (273, 785540), (294, 729430), (310, 691782), (362, 592410), (364, 589155), (372, 576485), (390, 549878), (403, 532140), (420, 510601), (434, 494130), (455, 471324), (465, 461188), (490, 437658), (543, 394940), (546, 392770), (588, 364715), (620, 345891), (637, 336660), (651, 329420), (724, 296205), (735, 291772), (780, 274939), (806, 266070), (868, 247065), (905, 236964), (910, 235662), (930, 230594), (980, 218829), (1085, 197652), (1086, 197470), (1092, 196385), (1209, 177380), (1267, 169260), (1274, 168330), (1302, 164710), (1365, 157108), (1470, 145886), (1519, 141180), (1612, 133035), (1810, 118482), (1820, 117831), (1860, 115297), (1911, 112220), (2015, 106428), (2170, 98826), (2172, 98735), (2353, 91140), (2418, 88690), (2534, 84630), (2548, 84165), (2604, 82355), (2715, 78988), (2730, 78554), (2821, 76020), (2940, 72943), (3038, 70590), (3185, 67332), (3255, 65884), (3620, 59241), (3801, 56420), (3822, 56110), (4030, 53214), (4340, 49413), (4557, 47060), (4706, 45570), (4836, 44345), (5068, 42315), (5430, 39494), (5460, 39277), (5611, 38220), (5642, 38010), (6045, 35476), (6076, 35295), (6335, 33852), (6370, 33666), (6510, 32942), (7059, 30380), (7595, 28236), (7602, 28210), (7644, 28055), (8060, 26607), (8463, 25340), (8869, 24180), (9114, 23530), (9412, 22785), (9555, 22444), (10860, 19747), (11222, 19110), (11284, 19005), (11765, 18228), (12090, 17738), (12670, 16926), (12740, 16833), (13020, 16471), (14105, 15204), (14118, 15190)]