20171156640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{306739}}^1$

素因数の和:306894

約数の個数: 96

約数和(自身を含む): 64003141440

約数和(自身を除く): 43831984800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 137, 160, 240, 274, 411, 480, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 4384, 5480, 6576, 8220, 10960, 13152, 16440, 21920, 32880, 65760, 306739, 613478, 920217, 1226956, 1533695, 1840434, 2453912, 3067390, 3680868, 4601085, 4907824, 6134780, 7361736, 9202170, 9815648, 12269560, 14723472, 18404340, 24539120, 29446944, 36808680, 42023243, 49078240, 73617360, 84046486, 126069729, 147234720, 168092972, 210116215, 252139458, 336185944, 420232430, 504278916, 630348645, 672371888, 840464860, 1008557832, 1260697290, 1344743776, 1680929720, 2017115664, 2521394580, 3361859440, 4034231328, 5042789160, 6723718880, 10085578320, 20171156640]

約数ペア:

[(1, 20171156640), (2, 10085578320), (3, 6723718880), (4, 5042789160), (5, 4034231328), (6, 3361859440), (8, 2521394580), (10, 2017115664), (12, 1680929720), (15, 1344743776), (16, 1260697290), (20, 1008557832), (24, 840464860), (30, 672371888), (32, 630348645), (40, 504278916), (48, 420232430), (60, 336185944), (80, 252139458), (96, 210116215), (120, 168092972), (137, 147234720), (160, 126069729), (240, 84046486), (274, 73617360), (411, 49078240), (480, 42023243), (548, 36808680), (685, 29446944), (822, 24539120), (1096, 18404340), (1370, 14723472), (1644, 12269560), (2055, 9815648), (2192, 9202170), (2740, 7361736), (3288, 6134780), (4110, 4907824), (4384, 4601085), (5480, 3680868), (6576, 3067390), (8220, 2453912), (10960, 1840434), (13152, 1533695), (16440, 1226956), (21920, 920217), (32880, 613478), (65760, 306739)]