131120080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 240

約数和(自身を含む): 398974464

約数和(自身を除く): 267854384

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 80, 83, 91, 98, 104, 112, 124, 130, 140, 155, 166, 182, 196, 208, 217, 245, 248, 260, 280, 310, 332, 364, 392, 403, 415, 434, 455, 490, 496, 520, 560, 581, 620, 637, 664, 728, 784, 806, 830, 868, 910, 980, 1040, 1079, 1085, 1162, 1240, 1274, 1328, 1456, 1519, 1612, 1660, 1736, 1820, 1960, 2015, 2158, 2170, 2324, 2480, 2548, 2573, 2821, 2905, 3038, 3185, 3224, 3320, 3472, 3640, 3920, 4030, 4067, 4316, 4340, 4648, 5096, 5146, 5395, 5642, 5810, 6076, 6370, 6448, 6640, 7280, 7553, 7595, 8060, 8134, 8632, 8680, 9296, 10192, 10292, 10790, 11284, 11620, 12152, 12740, 12865, 14105, 15106, 15190, 16120, 16268, 17264, 17360, 18011, 19747, 20335, 20584, 21580, 22568, 23240, 24304, 25480, 25730, 28210, 30212, 30380, 32240, 32536, 33449, 36022, 37765, 39494, 40670, 41168, 43160, 45136, 46480, 50960, 51460, 52871, 56420, 60424, 60760, 65072, 66898, 72044, 75530, 78988, 81340, 86320, 90055, 98735, 102920, 105742, 112840, 120848, 121520, 126077, 133796, 144088, 151060, 157976, 162680, 167245, 180110, 197470, 205840, 211484, 225680, 234143, 252154, 264355, 267592, 288176, 302120, 315952, 325360, 334490, 360220, 394940, 422968, 468286, 504308, 528710, 535184, 604240, 630385, 668980, 720440, 789880, 845936, 936572, 1008616, 1057420, 1170715, 1260770, 1337960, 1440880, 1579760, 1639001, 1873144, 2017232, 2114840, 2341430, 2521540, 2675920, 3278002, 3746288, 4229680, 4682860, 5043080, 6556004, 8195005, 9365720, 10086160, 13112008, 16390010, 18731440, 26224016, 32780020, 65560040, 131120080]

約数ペア:

[(1, 131120080), (2, 65560040), (4, 32780020), (5, 26224016), (7, 18731440), (8, 16390010), (10, 13112008), (13, 10086160), (14, 9365720), (16, 8195005), (20, 6556004), (26, 5043080), (28, 4682860), (31, 4229680), (35, 3746288), (40, 3278002), (49, 2675920), (52, 2521540), (56, 2341430), (62, 2114840), (65, 2017232), (70, 1873144), (80, 1639001), (83, 1579760), (91, 1440880), (98, 1337960), (104, 1260770), (112, 1170715), (124, 1057420), (130, 1008616), (140, 936572), (155, 845936), (166, 789880), (182, 720440), (196, 668980), (208, 630385), (217, 604240), (245, 535184), (248, 528710), (260, 504308), (280, 468286), (310, 422968), (332, 394940), (364, 360220), (392, 334490), (403, 325360), (415, 315952), (434, 302120), (455, 288176), (490, 267592), (496, 264355), (520, 252154), (560, 234143), (581, 225680), (620, 211484), (637, 205840), (664, 197470), (728, 180110), (784, 167245), (806, 162680), (830, 157976), (868, 151060), (910, 144088), (980, 133796), (1040, 126077), (1079, 121520), (1085, 120848), (1162, 112840), (1240, 105742), (1274, 102920), (1328, 98735), (1456, 90055), (1519, 86320), (1612, 81340), (1660, 78988), (1736, 75530), (1820, 72044), (1960, 66898), (2015, 65072), (2158, 60760), (2170, 60424), (2324, 56420), (2480, 52871), (2548, 51460), (2573, 50960), (2821, 46480), (2905, 45136), (3038, 43160), (3185, 41168), (3224, 40670), (3320, 39494), (3472, 37765), (3640, 36022), (3920, 33449), (4030, 32536), (4067, 32240), (4316, 30380), (4340, 30212), (4648, 28210), (5096, 25730), (5146, 25480), (5395, 24304), (5642, 23240), (5810, 22568), (6076, 21580), (6370, 20584), (6448, 20335), (6640, 19747), (7280, 18011), (7553, 17360), (7595, 17264), (8060, 16268), (8134, 16120), (8632, 15190), (8680, 15106), (9296, 14105), (10192, 12865), (10292, 12740), (10790, 12152), (11284, 11620)]