1976586040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 256

約数和(自身を含む): 5504163840

約数和(自身を除く): 3527577800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 71, 88, 104, 110, 124, 130, 142, 143, 155, 157, 220, 248, 260, 284, 286, 310, 314, 341, 355, 403, 440, 520, 568, 572, 620, 628, 682, 710, 715, 781, 785, 806, 923, 1144, 1240, 1256, 1364, 1420, 1430, 1562, 1570, 1612, 1705, 1727, 1846, 2015, 2041, 2201, 2728, 2840, 2860, 3124, 3140, 3224, 3410, 3454, 3692, 3905, 4030, 4082, 4402, 4433, 4615, 4867, 5720, 6248, 6280, 6820, 6908, 7384, 7810, 8060, 8164, 8635, 8804, 8866, 9230, 9734, 10153, 10205, 11005, 11147, 13640, 13816, 15620, 16120, 16328, 17270, 17608, 17732, 18460, 19468, 20306, 20410, 22010, 22165, 22294, 22451, 24211, 24335, 28613, 31240, 34540, 35464, 36920, 38936, 40612, 40820, 44020, 44330, 44588, 44902, 48422, 48670, 50765, 53537, 55735, 57226, 63271, 69080, 81224, 81640, 88040, 88660, 89176, 89804, 96844, 97340, 101530, 107074, 111470, 112255, 114452, 121055, 122617, 126542, 143065, 144911, 177320, 179608, 193688, 194680, 203060, 214148, 222940, 224510, 228904, 242110, 245234, 253084, 267685, 286130, 289822, 314743, 316355, 345557, 406120, 428296, 445880, 449020, 484220, 490468, 506168, 535370, 572260, 579644, 613085, 629486, 632710, 691114, 695981, 724555, 898040, 968440, 980936, 1070740, 1144520, 1159288, 1226170, 1258972, 1265420, 1382228, 1391962, 1449110, 1573715, 1594021, 1727785, 2141480, 2452340, 2517944, 2530840, 2764456, 2783924, 2898220, 3147430, 3188042, 3455570, 3479905, 3801127, 4492241, 4904680, 5567848, 5796440, 6294860, 6376084, 6911140, 6959810, 7602254, 7970105, 8984482, 12589720, 12752168, 13822280, 13919620, 15204508, 15940210, 17968964, 19005635, 22461205, 27839240, 30409016, 31880420, 35937928, 38011270, 44922410, 49414651, 63760840, 76022540, 89844820, 98829302, 152045080, 179689640, 197658604, 247073255, 395317208, 494146510, 988293020, 1976586040]

約数ペア:

[(1, 1976586040), (2, 988293020), (4, 494146510), (5, 395317208), (8, 247073255), (10, 197658604), (11, 179689640), (13, 152045080), (20, 98829302), (22, 89844820), (26, 76022540), (31, 63760840), (40, 49414651), (44, 44922410), (52, 38011270), (55, 35937928), (62, 31880420), (65, 30409016), (71, 27839240), (88, 22461205), (104, 19005635), (110, 17968964), (124, 15940210), (130, 15204508), (142, 13919620), (143, 13822280), (155, 12752168), (157, 12589720), (220, 8984482), (248, 7970105), (260, 7602254), (284, 6959810), (286, 6911140), (310, 6376084), (314, 6294860), (341, 5796440), (355, 5567848), (403, 4904680), (440, 4492241), (520, 3801127), (568, 3479905), (572, 3455570), (620, 3188042), (628, 3147430), (682, 2898220), (710, 2783924), (715, 2764456), (781, 2530840), (785, 2517944), (806, 2452340), (923, 2141480), (1144, 1727785), (1240, 1594021), (1256, 1573715), (1364, 1449110), (1420, 1391962), (1430, 1382228), (1562, 1265420), (1570, 1258972), (1612, 1226170), (1705, 1159288), (1727, 1144520), (1846, 1070740), (2015, 980936), (2041, 968440), (2201, 898040), (2728, 724555), (2840, 695981), (2860, 691114), (3124, 632710), (3140, 629486), (3224, 613085), (3410, 579644), (3454, 572260), (3692, 535370), (3905, 506168), (4030, 490468), (4082, 484220), (4402, 449020), (4433, 445880), (4615, 428296), (4867, 406120), (5720, 345557), (6248, 316355), (6280, 314743), (6820, 289822), (6908, 286130), (7384, 267685), (7810, 253084), (8060, 245234), (8164, 242110), (8635, 228904), (8804, 224510), (8866, 222940), (9230, 214148), (9734, 203060), (10153, 194680), (10205, 193688), (11005, 179608), (11147, 177320), (13640, 144911), (13816, 143065), (15620, 126542), (16120, 122617), (16328, 121055), (17270, 114452), (17608, 112255), (17732, 111470), (18460, 107074), (19468, 101530), (20306, 97340), (20410, 96844), (22010, 89804), (22165, 89176), (22294, 88660), (22451, 88040), (24211, 81640), (24335, 81224), (28613, 69080), (31240, 63271), (34540, 57226), (35464, 55735), (36920, 53537), (38936, 50765), (40612, 48670), (40820, 48422), (44020, 44902), (44330, 44588)]