51689520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 190112832

約数和(自身を除く): 138423312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 41, 45, 48, 51, 60, 68, 72, 80, 82, 85, 90, 102, 103, 120, 123, 136, 144, 153, 164, 170, 180, 204, 205, 206, 240, 246, 255, 272, 306, 309, 328, 340, 360, 369, 408, 410, 412, 492, 510, 515, 612, 615, 618, 656, 680, 697, 720, 738, 765, 816, 820, 824, 927, 984, 1020, 1030, 1224, 1230, 1236, 1360, 1394, 1476, 1530, 1545, 1640, 1648, 1751, 1845, 1854, 1968, 2040, 2060, 2091, 2448, 2460, 2472, 2788, 2952, 3060, 3090, 3280, 3485, 3502, 3690, 3708, 4080, 4120, 4182, 4223, 4635, 4920, 4944, 5253, 5576, 5904, 6120, 6180, 6273, 6970, 7004, 7380, 7416, 8240, 8364, 8446, 8755, 9270, 9840, 10455, 10506, 11152, 12240, 12360, 12546, 12669, 13940, 14008, 14760, 14832, 15759, 16728, 16892, 17510, 18540, 20910, 21012, 21115, 24720, 25092, 25338, 26265, 27880, 28016, 29520, 31365, 31518, 33456, 33784, 35020, 37080, 38007, 41820, 42024, 42230, 50184, 50676, 52530, 55760, 62730, 63036, 63345, 67568, 70040, 71791, 74160, 76014, 78795, 83640, 84048, 84460, 100368, 101352, 105060, 125460, 126072, 126690, 140080, 143582, 152028, 157590, 167280, 168920, 190035, 202704, 210120, 215373, 250920, 252144, 253380, 287164, 304056, 315180, 337840, 358955, 380070, 420240, 430746, 501840, 506760, 574328, 608112, 630360, 646119, 717910, 760140, 861492, 1013520, 1076865, 1148656, 1260720, 1292238, 1435820, 1520280, 1722984, 2153730, 2584476, 2871640, 3040560, 3230595, 3445968, 4307460, 5168952, 5743280, 6461190, 8614920, 10337904, 12922380, 17229840, 25844760, 51689520]

約数ペア:

[(1, 51689520), (2, 25844760), (3, 17229840), (4, 12922380), (5, 10337904), (6, 8614920), (8, 6461190), (9, 5743280), (10, 5168952), (12, 4307460), (15, 3445968), (16, 3230595), (17, 3040560), (18, 2871640), (20, 2584476), (24, 2153730), (30, 1722984), (34, 1520280), (36, 1435820), (40, 1292238), (41, 1260720), (45, 1148656), (48, 1076865), (51, 1013520), (60, 861492), (68, 760140), (72, 717910), (80, 646119), (82, 630360), (85, 608112), (90, 574328), (102, 506760), (103, 501840), (120, 430746), (123, 420240), (136, 380070), (144, 358955), (153, 337840), (164, 315180), (170, 304056), (180, 287164), (204, 253380), (205, 252144), (206, 250920), (240, 215373), (246, 210120), (255, 202704), (272, 190035), (306, 168920), (309, 167280), (328, 157590), (340, 152028), (360, 143582), (369, 140080), (408, 126690), (410, 126072), (412, 125460), (492, 105060), (510, 101352), (515, 100368), (612, 84460), (615, 84048), (618, 83640), (656, 78795), (680, 76014), (697, 74160), (720, 71791), (738, 70040), (765, 67568), (816, 63345), (820, 63036), (824, 62730), (927, 55760), (984, 52530), (1020, 50676), (1030, 50184), (1224, 42230), (1230, 42024), (1236, 41820), (1360, 38007), (1394, 37080), (1476, 35020), (1530, 33784), (1545, 33456), (1640, 31518), (1648, 31365), (1751, 29520), (1845, 28016), (1854, 27880), (1968, 26265), (2040, 25338), (2060, 25092), (2091, 24720), (2448, 21115), (2460, 21012), (2472, 20910), (2788, 18540), (2952, 17510), (3060, 16892), (3090, 16728), (3280, 15759), (3485, 14832), (3502, 14760), (3690, 14008), (3708, 13940), (4080, 12669), (4120, 12546), (4182, 12360), (4223, 12240), (4635, 11152), (4920, 10506), (4944, 10455), (5253, 9840), (5576, 9270), (5904, 8755), (6120, 8446), (6180, 8364), (6273, 8240), (6970, 7416), (7004, 7380)]