40247987640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{95257}}^1$

素因数の和:95781

約数の個数: 128

約数和(自身を含む): 138268892160

約数和(自身を除く): 98020904520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 503, 840, 1006, 1509, 2012, 2515, 3018, 3521, 4024, 5030, 6036, 7042, 7545, 10060, 10563, 12072, 14084, 15090, 17605, 20120, 21126, 28168, 30180, 35210, 42252, 52815, 60360, 70420, 84504, 95257, 105630, 140840, 190514, 211260, 285771, 381028, 422520, 476285, 571542, 666799, 762056, 952570, 1143084, 1333598, 1428855, 1905140, 2000397, 2286168, 2667196, 2857710, 3333995, 3810280, 4000794, 5334392, 5715420, 6667990, 8001588, 10001985, 11430840, 13335980, 16003176, 20003970, 26671960, 40007940, 47914271, 80015880, 95828542, 143742813, 191657084, 239571355, 287485626, 335399897, 383314168, 479142710, 574971252, 670799794, 718714065, 958285420, 1006199691, 1149942504, 1341599588, 1437428130, 1676999485, 1916570840, 2012399382, 2683199176, 2874856260, 3353998970, 4024798764, 5030998455, 5749712520, 6707997940, 8049597528, 10061996910, 13415995880, 20123993820, 40247987640]

約数ペア:

[(1, 40247987640), (2, 20123993820), (3, 13415995880), (4, 10061996910), (5, 8049597528), (6, 6707997940), (7, 5749712520), (8, 5030998455), (10, 4024798764), (12, 3353998970), (14, 2874856260), (15, 2683199176), (20, 2012399382), (21, 1916570840), (24, 1676999485), (28, 1437428130), (30, 1341599588), (35, 1149942504), (40, 1006199691), (42, 958285420), (56, 718714065), (60, 670799794), (70, 574971252), (84, 479142710), (105, 383314168), (120, 335399897), (140, 287485626), (168, 239571355), (210, 191657084), (280, 143742813), (420, 95828542), (503, 80015880), (840, 47914271), (1006, 40007940), (1509, 26671960), (2012, 20003970), (2515, 16003176), (3018, 13335980), (3521, 11430840), (4024, 10001985), (5030, 8001588), (6036, 6667990), (7042, 5715420), (7545, 5334392), (10060, 4000794), (10563, 3810280), (12072, 3333995), (14084, 2857710), (15090, 2667196), (17605, 2286168), (20120, 2000397), (21126, 1905140), (28168, 1428855), (30180, 1333598), (35210, 1143084), (42252, 952570), (52815, 762056), (60360, 666799), (70420, 571542), (84504, 476285), (95257, 422520), (105630, 381028), (140840, 285771), (190514, 211260)]