20121363045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{14783}}^1$

素因数の和:14979

約数の個数: 96

約数和(自身を含む): 41513472000

約数和(自身を除く): 21392108955

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 149, 203, 261, 315, 435, 447, 609, 745, 1015, 1043, 1305, 1341, 1827, 2235, 3045, 3129, 4321, 5215, 6705, 9135, 9387, 12963, 14783, 15645, 21605, 30247, 38889, 44349, 46935, 64815, 73915, 90741, 103481, 133047, 151235, 194445, 221745, 272223, 310443, 428707, 453705, 517405, 665235, 931329, 1286121, 1361115, 1552215, 2143535, 2202667, 3000949, 3858363, 4656645, 6430605, 6608001, 9002847, 11013335, 15004745, 15418669, 19291815, 19824003, 27008541, 33040005, 45014235, 46256007, 63877343, 77093345, 99120015, 135042705, 138768021, 191632029, 231280035, 319386715, 447141401, 574896087, 693840105, 958160145, 1341424203, 2235707005, 2874480435, 4024272609, 6707121015, 20121363045]

約数ペア:

[(1, 20121363045), (3, 6707121015), (5, 4024272609), (7, 2874480435), (9, 2235707005), (15, 1341424203), (21, 958160145), (29, 693840105), (35, 574896087), (45, 447141401), (63, 319386715), (87, 231280035), (105, 191632029), (145, 138768021), (149, 135042705), (203, 99120015), (261, 77093345), (315, 63877343), (435, 46256007), (447, 45014235), (609, 33040005), (745, 27008541), (1015, 19824003), (1043, 19291815), (1305, 15418669), (1341, 15004745), (1827, 11013335), (2235, 9002847), (3045, 6608001), (3129, 6430605), (4321, 4656645), (5215, 3858363), (6705, 3000949), (9135, 2202667), (9387, 2143535), (12963, 1552215), (14783, 1361115), (15645, 1286121), (21605, 931329), (30247, 665235), (38889, 517405), (44349, 453705), (46935, 428707), (64815, 310443), (73915, 272223), (90741, 221745), (103481, 194445), (133047, 151235)]