131531760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 240

約数和(自身を含む): 467970048

約数和(自身を除く): 336438288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 71, 72, 80, 83, 90, 93, 120, 124, 142, 144, 155, 166, 180, 186, 213, 240, 248, 249, 279, 284, 310, 332, 355, 360, 372, 415, 426, 465, 496, 498, 558, 568, 620, 639, 664, 710, 720, 744, 747, 830, 852, 930, 996, 1065, 1116, 1136, 1240, 1245, 1278, 1328, 1395, 1420, 1488, 1494, 1660, 1704, 1860, 1992, 2130, 2201, 2232, 2480, 2490, 2556, 2573, 2790, 2840, 2988, 3195, 3320, 3408, 3720, 3735, 3984, 4260, 4402, 4464, 4980, 5112, 5146, 5580, 5680, 5893, 5976, 6390, 6603, 6640, 7440, 7470, 7719, 8520, 8804, 9960, 10224, 10292, 11005, 11160, 11786, 11952, 12780, 12865, 13206, 14940, 15438, 17040, 17608, 17679, 19809, 19920, 20584, 22010, 22320, 23157, 23572, 25560, 25730, 26412, 29465, 29880, 30876, 33015, 35216, 35358, 38595, 39618, 41168, 44020, 46314, 47144, 51120, 51460, 52824, 53037, 58930, 59760, 61752, 66030, 70716, 77190, 79236, 88040, 88395, 92628, 94288, 99045, 102920, 105648, 106074, 115785, 117860, 123504, 132060, 141432, 154380, 158472, 176080, 176790, 182683, 185256, 198090, 205840, 212148, 231570, 235720, 264120, 265185, 282864, 308760, 316944, 353580, 365366, 370512, 396180, 424296, 463140, 471440, 528240, 530370, 548049, 617520, 707160, 730732, 792360, 848592, 913415, 926280, 1060740, 1096098, 1414320, 1461464, 1584720, 1644147, 1826830, 1852560, 2121480, 2192196, 2740245, 2922928, 3288294, 3653660, 4242960, 4384392, 5480490, 6576588, 7307320, 8220735, 8768784, 10960980, 13153176, 14614640, 16441470, 21921960, 26306352, 32882940, 43843920, 65765880, 131531760]

約数ペア:

[(1, 131531760), (2, 65765880), (3, 43843920), (4, 32882940), (5, 26306352), (6, 21921960), (8, 16441470), (9, 14614640), (10, 13153176), (12, 10960980), (15, 8768784), (16, 8220735), (18, 7307320), (20, 6576588), (24, 5480490), (30, 4384392), (31, 4242960), (36, 3653660), (40, 3288294), (45, 2922928), (48, 2740245), (60, 2192196), (62, 2121480), (71, 1852560), (72, 1826830), (80, 1644147), (83, 1584720), (90, 1461464), (93, 1414320), (120, 1096098), (124, 1060740), (142, 926280), (144, 913415), (155, 848592), (166, 792360), (180, 730732), (186, 707160), (213, 617520), (240, 548049), (248, 530370), (249, 528240), (279, 471440), (284, 463140), (310, 424296), (332, 396180), (355, 370512), (360, 365366), (372, 353580), (415, 316944), (426, 308760), (465, 282864), (496, 265185), (498, 264120), (558, 235720), (568, 231570), (620, 212148), (639, 205840), (664, 198090), (710, 185256), (720, 182683), (744, 176790), (747, 176080), (830, 158472), (852, 154380), (930, 141432), (996, 132060), (1065, 123504), (1116, 117860), (1136, 115785), (1240, 106074), (1245, 105648), (1278, 102920), (1328, 99045), (1395, 94288), (1420, 92628), (1488, 88395), (1494, 88040), (1660, 79236), (1704, 77190), (1860, 70716), (1992, 66030), (2130, 61752), (2201, 59760), (2232, 58930), (2480, 53037), (2490, 52824), (2556, 51460), (2573, 51120), (2790, 47144), (2840, 46314), (2988, 44020), (3195, 41168), (3320, 39618), (3408, 38595), (3720, 35358), (3735, 35216), (3984, 33015), (4260, 30876), (4402, 29880), (4464, 29465), (4980, 26412), (5112, 25730), (5146, 25560), (5580, 23572), (5680, 23157), (5893, 22320), (5976, 22010), (6390, 20584), (6603, 19920), (6640, 19809), (7440, 17679), (7470, 17608), (7719, 17040), (8520, 15438), (8804, 14940), (9960, 13206), (10224, 12865), (10292, 12780), (11005, 11952), (11160, 11786)]