628201680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1949}}^1$

素因数の和:2061

約数の個数: 160

約数和(自身を含む): 2089152000

約数和(自身を除く): 1460950320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 79, 80, 85, 102, 120, 136, 158, 170, 204, 237, 240, 255, 272, 316, 340, 395, 408, 474, 510, 632, 680, 790, 816, 948, 1020, 1185, 1264, 1343, 1360, 1580, 1896, 1949, 2040, 2370, 2686, 3160, 3792, 3898, 4029, 4080, 4740, 5372, 5847, 6320, 6715, 7796, 8058, 9480, 9745, 10744, 11694, 13430, 15592, 16116, 18960, 19490, 20145, 21488, 23388, 26860, 29235, 31184, 32232, 33133, 38980, 40290, 46776, 53720, 58470, 64464, 66266, 77960, 80580, 93552, 99399, 107440, 116940, 132532, 153971, 155920, 161160, 165665, 198798, 233880, 265064, 307942, 322320, 331330, 397596, 461913, 467760, 496995, 530128, 615884, 662660, 769855, 795192, 923826, 993990, 1231768, 1325320, 1539710, 1590384, 1847652, 1987980, 2309565, 2463536, 2617507, 2650640, 3079420, 3695304, 3975960, 4619130, 5235014, 6158840, 7390608, 7852521, 7951920, 9238260, 10470028, 12317680, 13087535, 15705042, 18476520, 20940056, 26175070, 31410084, 36953040, 39262605, 41880112, 52350140, 62820168, 78525210, 104700280, 125640336, 157050420, 209400560, 314100840, 628201680]

約数ペア:

[(1, 628201680), (2, 314100840), (3, 209400560), (4, 157050420), (5, 125640336), (6, 104700280), (8, 78525210), (10, 62820168), (12, 52350140), (15, 41880112), (16, 39262605), (17, 36953040), (20, 31410084), (24, 26175070), (30, 20940056), (34, 18476520), (40, 15705042), (48, 13087535), (51, 12317680), (60, 10470028), (68, 9238260), (79, 7951920), (80, 7852521), (85, 7390608), (102, 6158840), (120, 5235014), (136, 4619130), (158, 3975960), (170, 3695304), (204, 3079420), (237, 2650640), (240, 2617507), (255, 2463536), (272, 2309565), (316, 1987980), (340, 1847652), (395, 1590384), (408, 1539710), (474, 1325320), (510, 1231768), (632, 993990), (680, 923826), (790, 795192), (816, 769855), (948, 662660), (1020, 615884), (1185, 530128), (1264, 496995), (1343, 467760), (1360, 461913), (1580, 397596), (1896, 331330), (1949, 322320), (2040, 307942), (2370, 265064), (2686, 233880), (3160, 198798), (3792, 165665), (3898, 161160), (4029, 155920), (4080, 153971), (4740, 132532), (5372, 116940), (5847, 107440), (6320, 99399), (6715, 93552), (7796, 80580), (8058, 77960), (9480, 66266), (9745, 64464), (10744, 58470), (11694, 53720), (13430, 46776), (15592, 40290), (16116, 38980), (18960, 33133), (19490, 32232), (20145, 31184), (21488, 29235), (23388, 26860)]