307172040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{727}}^1$

素因数の和:1251

約数の個数: 128

約数和(自身を含む): 1056706560

約数和(自身を除く): 749534520

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, 727, 840, 1006, 1454, 1509, 2012, 2181, 2515, 2908, 3018, 3521, 3635, 4024, 4362, 5030, 5089, 5816, 6036, 7042, 7270, 7545, 8724, 10060, 10178, 10563, 10905, 12072, 14084, 14540, 15090, 15267, 17448, 17605, 20120, 20356, 21126, 21810, 25445, 28168, 29080, 30180, 30534, 35210, 40712, 42252, 43620, 50890, 52815, 60360, 61068, 70420, 76335, 84504, 87240, 101780, 105630, 122136, 140840, 152670, 203560, 211260, 305340, 365681, 422520, 610680, 731362, 1097043, 1462724, 1828405, 2194086, 2559767, 2925448, 3656810, 4388172, 5119534, 5485215, 7313620, 7679301, 8776344, 10239068, 10970430, 12798835, 14627240, 15358602, 20478136, 21940860, 25597670, 30717204, 38396505, 43881720, 51195340, 61434408, 76793010, 102390680, 153586020, 307172040]

約数ペア:

[(1, 307172040), (2, 153586020), (3, 102390680), (4, 76793010), (5, 61434408), (6, 51195340), (7, 43881720), (8, 38396505), (10, 30717204), (12, 25597670), (14, 21940860), (15, 20478136), (20, 15358602), (21, 14627240), (24, 12798835), (28, 10970430), (30, 10239068), (35, 8776344), (40, 7679301), (42, 7313620), (56, 5485215), (60, 5119534), (70, 4388172), (84, 3656810), (105, 2925448), (120, 2559767), (140, 2194086), (168, 1828405), (210, 1462724), (280, 1097043), (420, 731362), (503, 610680), (727, 422520), (840, 365681), (1006, 305340), (1454, 211260), (1509, 203560), (2012, 152670), (2181, 140840), (2515, 122136), (2908, 105630), (3018, 101780), (3521, 87240), (3635, 84504), (4024, 76335), (4362, 70420), (5030, 61068), (5089, 60360), (5816, 52815), (6036, 50890), (7042, 43620), (7270, 42252), (7545, 40712), (8724, 35210), (10060, 30534), (10178, 30180), (10563, 29080), (10905, 28168), (12072, 25445), (14084, 21810), (14540, 21126), (15090, 20356), (15267, 20120), (17448, 17605)]