1251489997590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1997813}}^1$

素因数の和:1998006

約数の個数: 128

約数和(自身を含む): 3636341130240

約数和(自身を除く): 2384851132650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 157, 190, 210, 266, 285, 314, 399, 471, 570, 665, 785, 798, 942, 1099, 1330, 1570, 1995, 2198, 2355, 2983, 3297, 3990, 4710, 5495, 5966, 6594, 8949, 10990, 14915, 16485, 17898, 20881, 29830, 32970, 41762, 44745, 62643, 89490, 104405, 125286, 208810, 313215, 626430, 1997813, 3995626, 5993439, 9989065, 11986878, 13984691, 19978130, 27969382, 29967195, 37958447, 41954073, 59934390, 69923455, 75916894, 83908146, 113875341, 139846910, 189792235, 209770365, 227750682, 265709129, 313656641, 379584470, 419540730, 531418258, 569376705, 627313282, 797127387, 940969923, 1138753410, 1328545645, 1568283205, 1594254774, 1881939846, 2195596487, 2657091290, 3136566410, 3985636935, 4391192974, 4704849615, 5959476179, 6586789461, 7971273870, 9409699230, 10977982435, 11918952358, 13173578922, 17878428537, 21955964870, 29797380895, 32933947305, 35756857074, 41716333253, 59594761790, 65867894610, 83432666506, 89392142685, 125148999759, 178784285370, 208581666265, 250297999518, 417163332530, 625744998795, 1251489997590]

約数ペア:

[(1, 1251489997590), (2, 625744998795), (3, 417163332530), (5, 250297999518), (6, 208581666265), (7, 178784285370), (10, 125148999759), (14, 89392142685), (15, 83432666506), (19, 65867894610), (21, 59594761790), (30, 41716333253), (35, 35756857074), (38, 32933947305), (42, 29797380895), (57, 21955964870), (70, 17878428537), (95, 13173578922), (105, 11918952358), (114, 10977982435), (133, 9409699230), (157, 7971273870), (190, 6586789461), (210, 5959476179), (266, 4704849615), (285, 4391192974), (314, 3985636935), (399, 3136566410), (471, 2657091290), (570, 2195596487), (665, 1881939846), (785, 1594254774), (798, 1568283205), (942, 1328545645), (1099, 1138753410), (1330, 940969923), (1570, 797127387), (1995, 627313282), (2198, 569376705), (2355, 531418258), (2983, 419540730), (3297, 379584470), (3990, 313656641), (4710, 265709129), (5495, 227750682), (5966, 209770365), (6594, 189792235), (8949, 139846910), (10990, 113875341), (14915, 83908146), (16485, 75916894), (17898, 69923455), (20881, 59934390), (29830, 41954073), (32970, 37958447), (41762, 29967195), (44745, 27969382), (62643, 19978130), (89490, 13984691), (104405, 11986878), (125286, 9989065), (208810, 5993439), (313215, 3995626), (626430, 1997813)]