421384860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 288

約数和(自身を含む): 1468626432

約数和(自身を除く): 1047241572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 37, 39, 45, 52, 60, 62, 65, 74, 78, 90, 93, 111, 117, 124, 130, 148, 155, 156, 157, 180, 185, 186, 195, 222, 234, 260, 279, 310, 314, 333, 370, 372, 390, 403, 444, 465, 468, 471, 481, 555, 558, 585, 620, 628, 666, 740, 780, 785, 806, 930, 942, 962, 1110, 1116, 1147, 1170, 1209, 1332, 1395, 1413, 1443, 1570, 1612, 1665, 1860, 1884, 1924, 2015, 2041, 2220, 2294, 2340, 2355, 2405, 2418, 2790, 2826, 2886, 3140, 3330, 3441, 3627, 4030, 4082, 4329, 4588, 4710, 4810, 4836, 4867, 5580, 5652, 5735, 5772, 5809, 6045, 6123, 6660, 6882, 7065, 7215, 7254, 8060, 8164, 8658, 9420, 9620, 9734, 10205, 10323, 11470, 11618, 12090, 12246, 13764, 14130, 14430, 14508, 14601, 14911, 17205, 17316, 17427, 18135, 18369, 19468, 20410, 20646, 21645, 22940, 23236, 24180, 24335, 24492, 28260, 28860, 29045, 29202, 29822, 30615, 34410, 34854, 36270, 36738, 40820, 41292, 43290, 43803, 44733, 48670, 51615, 52281, 58090, 58404, 59644, 61230, 63271, 68820, 69708, 72540, 73005, 73476, 74555, 75517, 86580, 87135, 87606, 89466, 91845, 97340, 103230, 104562, 116180, 122460, 126542, 134199, 146010, 149110, 151034, 174270, 175212, 178932, 180079, 183690, 189813, 206460, 209124, 219015, 223665, 226551, 253084, 261405, 268398, 292020, 298220, 302068, 316355, 348540, 360158, 367380, 377585, 379626, 438030, 447330, 453102, 522810, 536796, 540237, 569439, 632710, 670995, 679653, 720316, 755170, 759252, 876060, 894660, 900395, 906204, 949065, 1045620, 1080474, 1132755, 1138878, 1265420, 1341990, 1359306, 1510340, 1620711, 1800790, 1898130, 2160948, 2265510, 2277756, 2341027, 2683980, 2701185, 2718612, 2847195, 3241422, 3398265, 3601580, 3796260, 4531020, 4682054, 5402370, 5694390, 6482844, 6796530, 7023081, 8103555, 9364108, 10804740, 11388780, 11705135, 13593060, 14046162, 16207110, 21069243, 23410270, 28092324, 32414220, 35115405, 42138486, 46820540, 70230810, 84276972, 105346215, 140461620, 210692430, 421384860]

約数ペア:

[(1, 421384860), (2, 210692430), (3, 140461620), (4, 105346215), (5, 84276972), (6, 70230810), (9, 46820540), (10, 42138486), (12, 35115405), (13, 32414220), (15, 28092324), (18, 23410270), (20, 21069243), (26, 16207110), (30, 14046162), (31, 13593060), (36, 11705135), (37, 11388780), (39, 10804740), (45, 9364108), (52, 8103555), (60, 7023081), (62, 6796530), (65, 6482844), (74, 5694390), (78, 5402370), (90, 4682054), (93, 4531020), (111, 3796260), (117, 3601580), (124, 3398265), (130, 3241422), (148, 2847195), (155, 2718612), (156, 2701185), (157, 2683980), (180, 2341027), (185, 2277756), (186, 2265510), (195, 2160948), (222, 1898130), (234, 1800790), (260, 1620711), (279, 1510340), (310, 1359306), (314, 1341990), (333, 1265420), (370, 1138878), (372, 1132755), (390, 1080474), (403, 1045620), (444, 949065), (465, 906204), (468, 900395), (471, 894660), (481, 876060), (555, 759252), (558, 755170), (585, 720316), (620, 679653), (628, 670995), (666, 632710), (740, 569439), (780, 540237), (785, 536796), (806, 522810), (930, 453102), (942, 447330), (962, 438030), (1110, 379626), (1116, 377585), (1147, 367380), (1170, 360158), (1209, 348540), (1332, 316355), (1395, 302068), (1413, 298220), (1443, 292020), (1570, 268398), (1612, 261405), (1665, 253084), (1860, 226551), (1884, 223665), (1924, 219015), (2015, 209124), (2041, 206460), (2220, 189813), (2294, 183690), (2340, 180079), (2355, 178932), (2405, 175212), (2418, 174270), (2790, 151034), (2826, 149110), (2886, 146010), (3140, 134199), (3330, 126542), (3441, 122460), (3627, 116180), (4030, 104562), (4082, 103230), (4329, 97340), (4588, 91845), (4710, 89466), (4810, 87606), (4836, 87135), (4867, 86580), (5580, 75517), (5652, 74555), (5735, 73476), (5772, 73005), (5809, 72540), (6045, 69708), (6123, 68820), (6660, 63271), (6882, 61230), (7065, 59644), (7215, 58404), (7254, 58090), (8060, 52281), (8164, 51615), (8658, 48670), (9420, 44733), (9620, 43803), (9734, 43290), (10205, 41292), (10323, 40820), (11470, 36738), (11618, 36270), (12090, 34854), (12246, 34410), (13764, 30615), (14130, 29822), (14430, 29202), (14508, 29045), (14601, 28860), (14911, 28260), (17205, 24492), (17316, 24335), (17427, 24180), (18135, 23236), (18369, 22940), (19468, 21645), (20410, 20646)]