20224720305

素因数分解:

$3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1\times {\mathrm{761}}^1$

素因数の和:1300

約数の個数: 80

約数和(自身を含む): 36591654528

約数和(自身を除く): 16366934223

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 211, 311, 405, 633, 761, 933, 1055, 1555, 1899, 2283, 2799, 3165, 3805, 4665, 5697, 6849, 8397, 9495, 11415, 13995, 17091, 20547, 25191, 28485, 34245, 41985, 61641, 65621, 85455, 102735, 125955, 160571, 196863, 236671, 308205, 328105, 481713, 590589, 710013, 802855, 984315, 1183355, 1445139, 1771767, 2130039, 2408565, 2952945, 3550065, 4335417, 5315301, 6390117, 7225695, 8858835, 10650195, 13006251, 19170351, 21677085, 26576505, 31950585, 49937581, 65031255, 95851755, 149812743, 249687905, 449438229, 749063715, 1348314687, 2247191145, 4044944061, 6741573435, 20224720305]

約数ペア:

[(1, 20224720305), (3, 6741573435), (5, 4044944061), (9, 2247191145), (15, 1348314687), (27, 749063715), (45, 449438229), (81, 249687905), (135, 149812743), (211, 95851755), (311, 65031255), (405, 49937581), (633, 31950585), (761, 26576505), (933, 21677085), (1055, 19170351), (1555, 13006251), (1899, 10650195), (2283, 8858835), (2799, 7225695), (3165, 6390117), (3805, 5315301), (4665, 4335417), (5697, 3550065), (6849, 2952945), (8397, 2408565), (9495, 2130039), (11415, 1771767), (13995, 1445139), (17091, 1183355), (20547, 984315), (25191, 802855), (28485, 710013), (34245, 590589), (41985, 481713), (61641, 328105), (65621, 308205), (85455, 236671), (102735, 196863), (125955, 160571)]