20346451920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{19081}}^1$

素因数の和:20581

約数の個数: 120

約数和(自身を含む): 68379889032

約数和(自身を除く): 48033437112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1481, 2962, 4443, 5924, 7405, 8886, 11848, 13329, 14810, 17772, 19081, 22215, 23696, 26658, 29620, 35544, 38162, 44430, 53316, 57243, 59240, 66645, 71088, 76324, 88860, 95405, 106632, 114486, 118480, 133290, 152648, 171729, 177720, 190810, 213264, 228972, 266580, 286215, 305296, 343458, 355440, 381620, 457944, 533160, 572430, 686916, 763240, 858645, 915888, 1066320, 1144860, 1373832, 1526480, 1717290, 2289720, 2747664, 3434580, 4579440, 6869160, 13738320, 28258961, 56517922, 84776883, 113035844, 141294805, 169553766, 226071688, 254330649, 282589610, 339107532, 423884415, 452143376, 508661298, 565179220, 678215064, 847768830, 1017322596, 1130358440, 1271653245, 1356430128, 1695537660, 2034645192, 2260716880, 2543306490, 3391075320, 4069290384, 5086612980, 6782150640, 10173225960, 20346451920]

約数ペア:

[(1, 20346451920), (2, 10173225960), (3, 6782150640), (4, 5086612980), (5, 4069290384), (6, 3391075320), (8, 2543306490), (9, 2260716880), (10, 2034645192), (12, 1695537660), (15, 1356430128), (16, 1271653245), (18, 1130358440), (20, 1017322596), (24, 847768830), (30, 678215064), (36, 565179220), (40, 508661298), (45, 452143376), (48, 423884415), (60, 339107532), (72, 282589610), (80, 254330649), (90, 226071688), (120, 169553766), (144, 141294805), (180, 113035844), (240, 84776883), (360, 56517922), (720, 28258961), (1481, 13738320), (2962, 6869160), (4443, 4579440), (5924, 3434580), (7405, 2747664), (8886, 2289720), (11848, 1717290), (13329, 1526480), (14810, 1373832), (17772, 1144860), (19081, 1066320), (22215, 915888), (23696, 858645), (26658, 763240), (29620, 686916), (35544, 572430), (38162, 533160), (44430, 457944), (53316, 381620), (57243, 355440), (59240, 343458), (66645, 305296), (71088, 286215), (76324, 266580), (88860, 228972), (95405, 213264), (106632, 190810), (114486, 177720), (118480, 171729), (133290, 152648)]