21564307920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{7507}}^1\times {\mathrm{11969}}^1$

素因数の和:19492

約数の個数: 80

約数和(自身を含む): 66863845440

約数和(自身を除く): 45299537520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 7507, 11969, 15014, 22521, 23938, 30028, 35907, 37535, 45042, 47876, 59845, 60056, 71814, 75070, 90084, 95752, 112605, 119690, 120112, 143628, 150140, 179535, 180168, 191504, 225210, 239380, 287256, 300280, 359070, 360336, 450420, 478760, 574512, 600560, 718140, 900840, 957520, 1436280, 1801680, 2872560, 89851283, 179702566, 269553849, 359405132, 449256415, 539107698, 718810264, 898512830, 1078215396, 1347769245, 1437620528, 1797025660, 2156430792, 2695538490, 3594051320, 4312861584, 5391076980, 7188102640, 10782153960, 21564307920]

約数ペア:

[(1, 21564307920), (2, 10782153960), (3, 7188102640), (4, 5391076980), (5, 4312861584), (6, 3594051320), (8, 2695538490), (10, 2156430792), (12, 1797025660), (15, 1437620528), (16, 1347769245), (20, 1078215396), (24, 898512830), (30, 718810264), (40, 539107698), (48, 449256415), (60, 359405132), (80, 269553849), (120, 179702566), (240, 89851283), (7507, 2872560), (11969, 1801680), (15014, 1436280), (22521, 957520), (23938, 900840), (30028, 718140), (35907, 600560), (37535, 574512), (45042, 478760), (47876, 450420), (59845, 360336), (60056, 359070), (71814, 300280), (75070, 287256), (90084, 239380), (95752, 225210), (112605, 191504), (119690, 180168), (120112, 179535), (143628, 150140)]