1900264815

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 3531939840

約数和(自身を除く): 1631675025

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 79, 93, 129, 155, 215, 237, 279, 387, 395, 401, 465, 645, 711, 1185, 1203, 1333, 1395, 1935, 2005, 2449, 3397, 3555, 3609, 3999, 6015, 6665, 7347, 10191, 11997, 12245, 12431, 16985, 17243, 18045, 19995, 22041, 30573, 31679, 36735, 37293, 50955, 51729, 59985, 62155, 86215, 95037, 105307, 110205, 111879, 152865, 155187, 158395, 186465, 258645, 285111, 315921, 475185, 526535, 534533, 559395, 775935, 947763, 982049, 1362197, 1425555, 1579605, 1603599, 2672665, 2946147, 4086591, 4738815, 4810797, 4910245, 6810985, 8017995, 8838441, 12259773, 14730735, 20432955, 24053985, 42228107, 44192205, 61298865, 126684321, 211140535, 380052963, 633421605, 1900264815]

約数ペア:

[(1, 1900264815), (3, 633421605), (5, 380052963), (9, 211140535), (15, 126684321), (31, 61298865), (43, 44192205), (45, 42228107), (79, 24053985), (93, 20432955), (129, 14730735), (155, 12259773), (215, 8838441), (237, 8017995), (279, 6810985), (387, 4910245), (395, 4810797), (401, 4738815), (465, 4086591), (645, 2946147), (711, 2672665), (1185, 1603599), (1203, 1579605), (1333, 1425555), (1395, 1362197), (1935, 982049), (2005, 947763), (2449, 775935), (3397, 559395), (3555, 534533), (3609, 526535), (3999, 475185), (6015, 315921), (6665, 285111), (7347, 258645), (10191, 186465), (11997, 158395), (12245, 155187), (12431, 152865), (16985, 111879), (17243, 110205), (18045, 105307), (19995, 95037), (22041, 86215), (30573, 62155), (31679, 59985), (36735, 51729), (37293, 50955)]