77857120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1484

約数の個数: 96

約数和(自身を含む): 207277056

約数和(自身を除く): 129419936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1427, 1705, 1760, 2480, 2728, 2854, 3410, 4960, 5456, 5708, 6820, 7135, 10912, 11416, 13640, 14270, 15697, 22832, 27280, 28540, 31394, 44237, 45664, 54560, 57080, 62788, 78485, 88474, 114160, 125576, 156970, 176948, 221185, 228320, 251152, 313940, 353896, 442370, 486607, 502304, 627880, 707792, 884740, 973214, 1255760, 1415584, 1769480, 1946428, 2433035, 2511520, 3538960, 3892856, 4866070, 7077920, 7785712, 9732140, 15571424, 19464280, 38928560, 77857120]

約数ペア:

[(1, 77857120), (2, 38928560), (4, 19464280), (5, 15571424), (8, 9732140), (10, 7785712), (11, 7077920), (16, 4866070), (20, 3892856), (22, 3538960), (31, 2511520), (32, 2433035), (40, 1946428), (44, 1769480), (55, 1415584), (62, 1255760), (80, 973214), (88, 884740), (110, 707792), (124, 627880), (155, 502304), (160, 486607), (176, 442370), (220, 353896), (248, 313940), (310, 251152), (341, 228320), (352, 221185), (440, 176948), (496, 156970), (620, 125576), (682, 114160), (880, 88474), (992, 78485), (1240, 62788), (1364, 57080), (1427, 54560), (1705, 45664), (1760, 44237), (2480, 31394), (2728, 28540), (2854, 27280), (3410, 22832), (4960, 15697), (5456, 14270), (5708, 13640), (6820, 11416), (7135, 10912)]