20161121160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{10037}}^1$

素因数の和:10951

約数の個数: 128

約数和(自身を含む): 63745315200

約数和(自身を除く): 43584194040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 881, 1140, 1762, 2280, 2643, 3524, 4405, 5286, 7048, 8810, 10037, 10572, 13215, 16739, 17620, 20074, 21144, 26430, 30111, 33478, 35240, 40148, 50185, 50217, 52860, 60222, 66956, 80296, 83695, 100370, 100434, 105720, 120444, 133912, 150555, 167390, 190703, 200740, 200868, 240888, 251085, 301110, 334780, 381406, 401480, 401736, 502170, 572109, 602220, 669560, 762812, 953515, 1004340, 1144218, 1204440, 1525624, 1907030, 2008680, 2288436, 2860545, 3814060, 4576872, 5721090, 7628120, 8842597, 11442180, 17685194, 22884360, 26527791, 35370388, 44212985, 53055582, 70740776, 88425970, 106111164, 132638955, 168009343, 176851940, 212222328, 265277910, 336018686, 353703880, 504028029, 530555820, 672037372, 840046715, 1008056058, 1061111640, 1344074744, 1680093430, 2016112116, 2520140145, 3360186860, 4032224232, 5040280290, 6720373720, 10080560580, 20161121160]

約数ペア:

[(1, 20161121160), (2, 10080560580), (3, 6720373720), (4, 5040280290), (5, 4032224232), (6, 3360186860), (8, 2520140145), (10, 2016112116), (12, 1680093430), (15, 1344074744), (19, 1061111640), (20, 1008056058), (24, 840046715), (30, 672037372), (38, 530555820), (40, 504028029), (57, 353703880), (60, 336018686), (76, 265277910), (95, 212222328), (114, 176851940), (120, 168009343), (152, 132638955), (190, 106111164), (228, 88425970), (285, 70740776), (380, 53055582), (456, 44212985), (570, 35370388), (760, 26527791), (881, 22884360), (1140, 17685194), (1762, 11442180), (2280, 8842597), (2643, 7628120), (3524, 5721090), (4405, 4576872), (5286, 3814060), (7048, 2860545), (8810, 2288436), (10037, 2008680), (10572, 1907030), (13215, 1525624), (16739, 1204440), (17620, 1144218), (20074, 1004340), (21144, 953515), (26430, 762812), (30111, 669560), (33478, 602220), (35240, 572109), (40148, 502170), (50185, 401736), (50217, 401480), (52860, 381406), (60222, 334780), (66956, 301110), (80296, 251085), (83695, 240888), (100370, 200868), (100434, 200740), (105720, 190703), (120444, 167390), (133912, 150555)]