781328298915

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{44959}}^1$

素因数の和:45218

約数の個数: 128

約数和(自身を含む): 1507203072000

約数和(自身を除く): 725874773085

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 87, 115, 135, 145, 193, 207, 261, 345, 435, 579, 621, 667, 783, 965, 1035, 1305, 1737, 2001, 2895, 3105, 3335, 3915, 4439, 5211, 5597, 6003, 8685, 10005, 13317, 16791, 18009, 22195, 26055, 27985, 30015, 39951, 44959, 50373, 66585, 83955, 90045, 119853, 128731, 134877, 151119, 199755, 224795, 251865, 386193, 404631, 599265, 643655, 674385, 755595, 1034057, 1158579, 1213893, 1303811, 1930965, 2023155, 3102171, 3475737, 3911433, 5170285, 5792895, 6069465, 6519055, 8677087, 9306513, 11734299, 15510855, 17378685, 19557165, 26031261, 27919539, 29987653, 35202897, 43385435, 46532565, 58671495, 78093783, 89962959, 130156305, 139597695, 149938265, 176014485, 199573001, 234281349, 251635523, 269888877, 390468915, 449814795, 598719003, 754906569, 809666631, 997865005, 1171406745, 1258177615, 1349444385, 1796157009, 2264719707, 2993595015, 3774532845, 4048333155, 5388471027, 5787617029, 6794159121, 8980785045, 11323598535, 17362851087, 26942355135, 28938085145, 33970795605, 52088553261, 86814255435, 156265659783, 260442766305, 781328298915]

約数ペア:

[(1, 781328298915), (3, 260442766305), (5, 156265659783), (9, 86814255435), (15, 52088553261), (23, 33970795605), (27, 28938085145), (29, 26942355135), (45, 17362851087), (69, 11323598535), (87, 8980785045), (115, 6794159121), (135, 5787617029), (145, 5388471027), (193, 4048333155), (207, 3774532845), (261, 2993595015), (345, 2264719707), (435, 1796157009), (579, 1349444385), (621, 1258177615), (667, 1171406745), (783, 997865005), (965, 809666631), (1035, 754906569), (1305, 598719003), (1737, 449814795), (2001, 390468915), (2895, 269888877), (3105, 251635523), (3335, 234281349), (3915, 199573001), (4439, 176014485), (5211, 149938265), (5597, 139597695), (6003, 130156305), (8685, 89962959), (10005, 78093783), (13317, 58671495), (16791, 46532565), (18009, 43385435), (22195, 35202897), (26055, 29987653), (27985, 27919539), (30015, 26031261), (39951, 19557165), (44959, 17378685), (50373, 15510855), (66585, 11734299), (83955, 9306513), (90045, 8677087), (119853, 6519055), (128731, 6069465), (134877, 5792895), (151119, 5170285), (199755, 3911433), (224795, 3475737), (251865, 3102171), (386193, 2023155), (404631, 1930965), (599265, 1303811), (643655, 1213893), (674385, 1158579), (755595, 1034057)]