2220756800

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:509

約数の個数: 168

約数和(自身を含む): 5671642200

約数和(自身を除く): 3450885400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 97, 100, 160, 164, 194, 200, 205, 320, 328, 349, 388, 400, 410, 485, 656, 698, 776, 800, 820, 970, 1025, 1312, 1396, 1552, 1600, 1640, 1745, 1940, 2050, 2425, 2624, 2792, 3104, 3280, 3490, 3880, 3977, 4100, 4850, 5584, 6208, 6560, 6980, 7760, 7954, 8200, 8725, 9700, 11168, 13120, 13960, 14309, 15520, 15908, 16400, 17450, 19400, 19885, 22336, 27920, 28618, 31040, 31816, 32800, 33853, 34900, 38800, 39770, 55840, 57236, 63632, 65600, 67706, 69800, 71545, 77600, 79540, 99425, 111680, 114472, 127264, 135412, 139600, 143090, 155200, 159080, 169265, 198850, 228944, 254528, 270824, 279200, 286180, 318160, 338530, 357725, 397700, 457888, 541648, 558400, 572360, 636320, 677060, 715450, 795400, 846325, 915776, 1083296, 1144720, 1272640, 1354120, 1387973, 1430900, 1590800, 1692650, 2166592, 2289440, 2708240, 2775946, 2861800, 3181600, 3385300, 4578880, 5416480, 5551892, 5723600, 6363200, 6770600, 6939865, 10832960, 11103784, 11447200, 13541200, 13879730, 22207568, 22894400, 27082400, 27759460, 34699325, 44415136, 54164800, 55518920, 69398650, 88830272, 111037840, 138797300, 222075680, 277594600, 444151360, 555189200, 1110378400, 2220756800]

約数ペア:

[(1, 2220756800), (2, 1110378400), (4, 555189200), (5, 444151360), (8, 277594600), (10, 222075680), (16, 138797300), (20, 111037840), (25, 88830272), (32, 69398650), (40, 55518920), (41, 54164800), (50, 44415136), (64, 34699325), (80, 27759460), (82, 27082400), (97, 22894400), (100, 22207568), (160, 13879730), (164, 13541200), (194, 11447200), (200, 11103784), (205, 10832960), (320, 6939865), (328, 6770600), (349, 6363200), (388, 5723600), (400, 5551892), (410, 5416480), (485, 4578880), (656, 3385300), (698, 3181600), (776, 2861800), (800, 2775946), (820, 2708240), (970, 2289440), (1025, 2166592), (1312, 1692650), (1396, 1590800), (1552, 1430900), (1600, 1387973), (1640, 1354120), (1745, 1272640), (1940, 1144720), (2050, 1083296), (2425, 915776), (2624, 846325), (2792, 795400), (3104, 715450), (3280, 677060), (3490, 636320), (3880, 572360), (3977, 558400), (4100, 541648), (4850, 457888), (5584, 397700), (6208, 357725), (6560, 338530), (6980, 318160), (7760, 286180), (7954, 279200), (8200, 270824), (8725, 254528), (9700, 228944), (11168, 198850), (13120, 169265), (13960, 159080), (14309, 155200), (15520, 143090), (15908, 139600), (16400, 135412), (17450, 127264), (19400, 114472), (19885, 111680), (22336, 99425), (27920, 79540), (28618, 77600), (31040, 71545), (31816, 69800), (32800, 67706), (33853, 65600), (34900, 63632), (38800, 57236), (39770, 55840)]