1520851080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:620

約数の個数: 256

約数和(自身を含む): 5480939520

約数和(自身を除く): 3960088440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 223, 230, 276, 280, 322, 345, 353, 420, 446, 460, 483, 552, 644, 669, 690, 706, 805, 840, 892, 920, 966, 1059, 1115, 1288, 1338, 1380, 1412, 1561, 1610, 1765, 1784, 1932, 2118, 2230, 2415, 2471, 2676, 2760, 2824, 3122, 3220, 3345, 3530, 3864, 4236, 4460, 4683, 4830, 4942, 5129, 5295, 5352, 6244, 6440, 6690, 7060, 7413, 7805, 8119, 8472, 8920, 9366, 9660, 9884, 10258, 10590, 12355, 12488, 13380, 14120, 14826, 15387, 15610, 16238, 18732, 19320, 19768, 20516, 21180, 23415, 24357, 24710, 25645, 26760, 29652, 30774, 31220, 32476, 35903, 37065, 37464, 40595, 41032, 42360, 46830, 48714, 49420, 51290, 56833, 59304, 61548, 62440, 64952, 71806, 74130, 76935, 78719, 81190, 93660, 97428, 98840, 102580, 107709, 113666, 121785, 123096, 143612, 148260, 153870, 157438, 162380, 170499, 179515, 187320, 194856, 205160, 215418, 227332, 236157, 243570, 284165, 287224, 296520, 307740, 314876, 324760, 340998, 359030, 393595, 430836, 454664, 472314, 487140, 538545, 551033, 568330, 615480, 629752, 681996, 718060, 787190, 852495, 861672, 944628, 974280, 1077090, 1102066, 1136660, 1180785, 1363992, 1436120, 1574380, 1653099, 1704990, 1810537, 1889256, 2154180, 2204132, 2273320, 2361570, 2755165, 3148760, 3306198, 3409980, 3621074, 4308360, 4408264, 4723140, 5431611, 5510330, 6612396, 6819960, 7242148, 8265495, 9052685, 9446280, 10863222, 11020660, 12673759, 13224792, 14484296, 16530990, 18105370, 21726444, 22041320, 25347518, 27158055, 33061980, 36210740, 38021277, 43452888, 50695036, 54316110, 63368795, 66123960, 72421480, 76042554, 101390072, 108632220, 126737590, 152085108, 190106385, 217264440, 253475180, 304170216, 380212770, 506950360, 760425540, 1520851080]

約数ペア:

[(1, 1520851080), (2, 760425540), (3, 506950360), (4, 380212770), (5, 304170216), (6, 253475180), (7, 217264440), (8, 190106385), (10, 152085108), (12, 126737590), (14, 108632220), (15, 101390072), (20, 76042554), (21, 72421480), (23, 66123960), (24, 63368795), (28, 54316110), (30, 50695036), (35, 43452888), (40, 38021277), (42, 36210740), (46, 33061980), (56, 27158055), (60, 25347518), (69, 22041320), (70, 21726444), (84, 18105370), (92, 16530990), (105, 14484296), (115, 13224792), (120, 12673759), (138, 11020660), (140, 10863222), (161, 9446280), (168, 9052685), (184, 8265495), (210, 7242148), (223, 6819960), (230, 6612396), (276, 5510330), (280, 5431611), (322, 4723140), (345, 4408264), (353, 4308360), (420, 3621074), (446, 3409980), (460, 3306198), (483, 3148760), (552, 2755165), (644, 2361570), (669, 2273320), (690, 2204132), (706, 2154180), (805, 1889256), (840, 1810537), (892, 1704990), (920, 1653099), (966, 1574380), (1059, 1436120), (1115, 1363992), (1288, 1180785), (1338, 1136660), (1380, 1102066), (1412, 1077090), (1561, 974280), (1610, 944628), (1765, 861672), (1784, 852495), (1932, 787190), (2118, 718060), (2230, 681996), (2415, 629752), (2471, 615480), (2676, 568330), (2760, 551033), (2824, 538545), (3122, 487140), (3220, 472314), (3345, 454664), (3530, 430836), (3864, 393595), (4236, 359030), (4460, 340998), (4683, 324760), (4830, 314876), (4942, 307740), (5129, 296520), (5295, 287224), (5352, 284165), (6244, 243570), (6440, 236157), (6690, 227332), (7060, 215418), (7413, 205160), (7805, 194856), (8119, 187320), (8472, 179515), (8920, 170499), (9366, 162380), (9660, 157438), (9884, 153870), (10258, 148260), (10590, 143612), (12355, 123096), (12488, 121785), (13380, 113666), (14120, 107709), (14826, 102580), (15387, 98840), (15610, 97428), (16238, 93660), (18732, 81190), (19320, 78719), (19768, 76935), (20516, 74130), (21180, 71806), (23415, 64952), (24357, 62440), (24710, 61548), (25645, 59304), (26760, 56833), (29652, 51290), (30774, 49420), (31220, 48714), (32476, 46830), (35903, 42360), (37065, 41032), (37464, 40595)]