20615882265

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3083}}^1$

素因数の和:3209

約数の個数: 160

約数和(自身を含む): 42988492800

約数和(自身を除く): 22372610535

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 79, 81, 95, 99, 135, 165, 171, 209, 237, 285, 297, 395, 405, 495, 513, 627, 711, 855, 869, 891, 1045, 1185, 1485, 1501, 1539, 1881, 2133, 2565, 2607, 3083, 3135, 3555, 4345, 4455, 4503, 5643, 6399, 7505, 7695, 7821, 9249, 9405, 10665, 13035, 13509, 15415, 16511, 16929, 22515, 23463, 27747, 28215, 31995, 33913, 39105, 40527, 46245, 49533, 58577, 67545, 70389, 82555, 83241, 84645, 101739, 117315, 121581, 138735, 148599, 169565, 175731, 202635, 243557, 247665, 249723, 292885, 305217, 351945, 416205, 445797, 508695, 527193, 607905, 644347, 730671, 742995, 878655, 915651, 1217785, 1248615, 1337391, 1526085, 1581579, 1933041, 2192013, 2228985, 2635965, 2679127, 2746953, 3221735, 3653355, 4578255, 4627583, 4744737, 5799123, 6576039, 6686955, 7907895, 8037381, 9665205, 10960065, 13395635, 13734765, 13882749, 17397369, 19728117, 23137915, 23723685, 24112143, 28995615, 32880195, 40186905, 41648247, 50903413, 52192107, 69413745, 72336429, 86986845, 98640585, 120560715, 124944741, 152710239, 208241235, 217009287, 254517065, 260960535, 361682145, 374834223, 458130717, 624723705, 763551195, 1085046435, 1374392151, 1874171115, 2290653585, 4123176453, 6871960755, 20615882265]

約数ペア:

[(1, 20615882265), (3, 6871960755), (5, 4123176453), (9, 2290653585), (11, 1874171115), (15, 1374392151), (19, 1085046435), (27, 763551195), (33, 624723705), (45, 458130717), (55, 374834223), (57, 361682145), (79, 260960535), (81, 254517065), (95, 217009287), (99, 208241235), (135, 152710239), (165, 124944741), (171, 120560715), (209, 98640585), (237, 86986845), (285, 72336429), (297, 69413745), (395, 52192107), (405, 50903413), (495, 41648247), (513, 40186905), (627, 32880195), (711, 28995615), (855, 24112143), (869, 23723685), (891, 23137915), (1045, 19728117), (1185, 17397369), (1485, 13882749), (1501, 13734765), (1539, 13395635), (1881, 10960065), (2133, 9665205), (2565, 8037381), (2607, 7907895), (3083, 6686955), (3135, 6576039), (3555, 5799123), (4345, 4744737), (4455, 4627583), (4503, 4578255), (5643, 3653355), (6399, 3221735), (7505, 2746953), (7695, 2679127), (7821, 2635965), (9249, 2228985), (9405, 2192013), (10665, 1933041), (13035, 1581579), (13509, 1526085), (15415, 1337391), (16511, 1248615), (16929, 1217785), (22515, 915651), (23463, 878655), (27747, 742995), (28215, 730671), (31995, 644347), (33913, 607905), (39105, 527193), (40527, 508695), (46245, 445797), (49533, 416205), (58577, 351945), (67545, 305217), (70389, 292885), (82555, 249723), (83241, 247665), (84645, 243557), (101739, 202635), (117315, 175731), (121581, 169565), (138735, 148599)]