51193980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{14969}}^1$

素因数の和:15003

約数の個数: 72

約数和(自身を含む): 163472400

約数和(自身を除く): 112278420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 14969, 29938, 44907, 59876, 74845, 89814, 134721, 149690, 179628, 224535, 269442, 284411, 299380, 449070, 538884, 568822, 673605, 853233, 898140, 1137644, 1347210, 1422055, 1706466, 2559699, 2694420, 2844110, 3412932, 4266165, 5119398, 5688220, 8532330, 10238796, 12798495, 17064660, 25596990, 51193980]

約数ペア:

[(1, 51193980), (2, 25596990), (3, 17064660), (4, 12798495), (5, 10238796), (6, 8532330), (9, 5688220), (10, 5119398), (12, 4266165), (15, 3412932), (18, 2844110), (19, 2694420), (20, 2559699), (30, 1706466), (36, 1422055), (38, 1347210), (45, 1137644), (57, 898140), (60, 853233), (76, 673605), (90, 568822), (95, 538884), (114, 449070), (171, 299380), (180, 284411), (190, 269442), (228, 224535), (285, 179628), (342, 149690), (380, 134721), (570, 89814), (684, 74845), (855, 59876), (1140, 44907), (1710, 29938), (3420, 14969)]