26215980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 88060896

約数和(自身を除く): 61844916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 241, 245, 259, 294, 370, 420, 444, 482, 490, 518, 555, 588, 723, 735, 740, 777, 964, 980, 1036, 1110, 1205, 1295, 1446, 1470, 1554, 1687, 1813, 2220, 2410, 2590, 2892, 2940, 3108, 3374, 3615, 3626, 3885, 4820, 5061, 5180, 5439, 6748, 7230, 7252, 7770, 8435, 8917, 9065, 10122, 10878, 11809, 14460, 15540, 16870, 17834, 18130, 20244, 21756, 23618, 25305, 26751, 27195, 33740, 35427, 35668, 36260, 44585, 47236, 50610, 53502, 54390, 59045, 62419, 70854, 89170, 101220, 107004, 108780, 118090, 124838, 133755, 141708, 177135, 178340, 187257, 236180, 249676, 267510, 312095, 354270, 374514, 436933, 535020, 624190, 708540, 749028, 873866, 936285, 1248380, 1310799, 1747732, 1872570, 2184665, 2621598, 3745140, 4369330, 5243196, 6553995, 8738660, 13107990, 26215980]

約数ペア:

[(1, 26215980), (2, 13107990), (3, 8738660), (4, 6553995), (5, 5243196), (6, 4369330), (7, 3745140), (10, 2621598), (12, 2184665), (14, 1872570), (15, 1747732), (20, 1310799), (21, 1248380), (28, 936285), (30, 873866), (35, 749028), (37, 708540), (42, 624190), (49, 535020), (60, 436933), (70, 374514), (74, 354270), (84, 312095), (98, 267510), (105, 249676), (111, 236180), (140, 187257), (147, 178340), (148, 177135), (185, 141708), (196, 133755), (210, 124838), (222, 118090), (241, 108780), (245, 107004), (259, 101220), (294, 89170), (370, 70854), (420, 62419), (444, 59045), (482, 54390), (490, 53502), (518, 50610), (555, 47236), (588, 44585), (723, 36260), (735, 35668), (740, 35427), (777, 33740), (964, 27195), (980, 26751), (1036, 25305), (1110, 23618), (1205, 21756), (1295, 20244), (1446, 18130), (1470, 17834), (1554, 16870), (1687, 15540), (1813, 14460), (2220, 11809), (2410, 10878), (2590, 10122), (2892, 9065), (2940, 8917), (3108, 8435), (3374, 7770), (3615, 7252), (3626, 7230), (3885, 6748), (4820, 5439), (5061, 5180)]