18317111360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{20747}}^1$

素因数の和:20884

約数の個数: 112

約数和(自身を含む): 45532730880

約数和(自身を除く): 27215619520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 89, 124, 155, 160, 178, 248, 310, 320, 356, 445, 496, 620, 712, 890, 992, 1240, 1424, 1780, 1984, 2480, 2759, 2848, 3560, 4960, 5518, 5696, 7120, 9920, 11036, 13795, 14240, 20747, 22072, 27590, 28480, 41494, 44144, 55180, 82988, 88288, 103735, 110360, 165976, 176576, 207470, 220720, 331952, 414940, 441440, 643157, 663904, 829880, 882880, 1286314, 1327808, 1659760, 1846483, 2572628, 3215785, 3319520, 3692966, 5145256, 6431570, 6639040, 7385932, 9232415, 10290512, 12863140, 14771864, 18464830, 20581024, 25726280, 29543728, 36929660, 41162048, 51452560, 57240973, 59087456, 73859320, 102905120, 114481946, 118174912, 147718640, 205810240, 228963892, 286204865, 295437280, 457927784, 572409730, 590874560, 915855568, 1144819460, 1831711136, 2289638920, 3663422272, 4579277840, 9158555680, 18317111360]

約数ペア:

[(1, 18317111360), (2, 9158555680), (4, 4579277840), (5, 3663422272), (8, 2289638920), (10, 1831711136), (16, 1144819460), (20, 915855568), (31, 590874560), (32, 572409730), (40, 457927784), (62, 295437280), (64, 286204865), (80, 228963892), (89, 205810240), (124, 147718640), (155, 118174912), (160, 114481946), (178, 102905120), (248, 73859320), (310, 59087456), (320, 57240973), (356, 51452560), (445, 41162048), (496, 36929660), (620, 29543728), (712, 25726280), (890, 20581024), (992, 18464830), (1240, 14771864), (1424, 12863140), (1780, 10290512), (1984, 9232415), (2480, 7385932), (2759, 6639040), (2848, 6431570), (3560, 5145256), (4960, 3692966), (5518, 3319520), (5696, 3215785), (7120, 2572628), (9920, 1846483), (11036, 1659760), (13795, 1327808), (14240, 1286314), (20747, 882880), (22072, 829880), (27590, 663904), (28480, 643157), (41494, 441440), (44144, 414940), (55180, 331952), (82988, 220720), (88288, 207470), (103735, 176576), (110360, 165976)]