77955570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1645

約数の個数: 144

約数和(自身を含む): 257370048

約数和(自身を除く): 179414478

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 49, 55, 63, 66, 70, 77, 90, 98, 99, 105, 110, 126, 147, 154, 165, 198, 210, 231, 245, 294, 315, 330, 385, 441, 462, 490, 495, 539, 630, 693, 735, 770, 882, 990, 1078, 1155, 1386, 1470, 1607, 1617, 2205, 2310, 2695, 3214, 3234, 3465, 4410, 4821, 4851, 5390, 6930, 8035, 8085, 9642, 9702, 11249, 14463, 16070, 16170, 17677, 22498, 24105, 24255, 28926, 33747, 35354, 48210, 48510, 53031, 56245, 67494, 72315, 78743, 88385, 101241, 106062, 112490, 123739, 144630, 157486, 159093, 168735, 176770, 202482, 236229, 247478, 265155, 318186, 337470, 371217, 393715, 472458, 506205, 530310, 618695, 708687, 742434, 787430, 795465, 866173, 1012410, 1113651, 1181145, 1237390, 1417374, 1590930, 1732346, 1856085, 2227302, 2362290, 2598519, 3543435, 3712170, 4330865, 5197038, 5568255, 7086870, 7795557, 8661730, 11136510, 12992595, 15591114, 25985190, 38977785, 77955570]

約数ペア:

[(1, 77955570), (2, 38977785), (3, 25985190), (5, 15591114), (6, 12992595), (7, 11136510), (9, 8661730), (10, 7795557), (11, 7086870), (14, 5568255), (15, 5197038), (18, 4330865), (21, 3712170), (22, 3543435), (30, 2598519), (33, 2362290), (35, 2227302), (42, 1856085), (45, 1732346), (49, 1590930), (55, 1417374), (63, 1237390), (66, 1181145), (70, 1113651), (77, 1012410), (90, 866173), (98, 795465), (99, 787430), (105, 742434), (110, 708687), (126, 618695), (147, 530310), (154, 506205), (165, 472458), (198, 393715), (210, 371217), (231, 337470), (245, 318186), (294, 265155), (315, 247478), (330, 236229), (385, 202482), (441, 176770), (462, 168735), (490, 159093), (495, 157486), (539, 144630), (630, 123739), (693, 112490), (735, 106062), (770, 101241), (882, 88385), (990, 78743), (1078, 72315), (1155, 67494), (1386, 56245), (1470, 53031), (1607, 48510), (1617, 48210), (2205, 35354), (2310, 33747), (2695, 28926), (3214, 24255), (3234, 24105), (3465, 22498), (4410, 17677), (4821, 16170), (4851, 16070), (5390, 14463), (6930, 11249), (8035, 9702), (8085, 9642)]